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1% accuracy measurementShunt-type monitor design provides much more accurate real-time voltage and current draw measurement. And the 20ft shielded cable allows you to monitor the battery status from a distance.

Application - this multimeter can be used as battery voltage meter, battery capacity tester and temperature indicator panel for car, boat, marine, RV, etc.



Lcd display: the battery gauge indicators come with pvc waterproof screen protector with bright back-light, which makes you can read the results on the clear LCG display from different angles, low working power consumption and the max is 5 mA.
Practical designs: the battery capacity voltage indicators are designed with switched function button, with alarm design, you can press to check the battery capacity or real-time voltage and turn off, the battery meter display will flash when the battery capacity is low.

Battery capacity voltage meter - the battery gauge will give you a bar and number of volts or power left on battery in use, so as to determine when it must be recharged. Note: the meter must be set before installation.
We also provide excellent customer service if you need. Simple wiring, boat, rv, motorcycle, you just need to connect the red wire to positive and black one to negative. Widely use - these battery capacity voltage meters are small and compact with rear covered. Green lcd display is easy to read, better than red as it is impossible to read under the sun. Built-in reverse protection. No need to worry about how to set the battery meter, just follow the instruction steps.

1 and later Available: Android 4. 0 and later. Please scan machine backup or user manual scan code to download software. Remember not to connect the bluetooth directly in the iOS or android system.
The serial number is on the back and side of the device, and then connect the bluetooth in the app. Safe and reliable-- battery load tester tells you everything about the battery: voltage, cranking power, charge, Engine starting detect automatically, etc. Easy to operatebattery monitor’s app is battery monitor bm2. It provides a quick reading to determine if a vehicle battery needs a jump or replacing and also the alternator output status.


Fit different battery: the battery gauge indicators are compatible with 12v/ 24V/ 36V/ 48V/ 60V/ 72V/ 84V acid battery, storage battery, polymer lithium-ion battery, 3 -15 series lithium ion battery, ternary lithium battery, water battery and more.
Suitable for: the battery meters with alarms can be applied to different machines and places such as garden, office and more, can serve you for a long time, home, meeting your different needs and practical battery indicators will give you nice experience.

Pls read the instructions carefully and strictly follow the wiring diagram before installation. ). 3. 2. Better visual experience : lcd hd display, it is clearly visible whatever day or night. 1. Battery monitor meter 9 in 1 measurement functions : one interface displays 9 kinds of measurement parameters at the same time, Power0-20000W, Impedance 0-1000Ω, SOC, including Voltage0-200V, Internal Resistance0-999mΩ, Current0-100A, Capacity0-1000AH, Energy Consumption0-9999kWh and Running Time0-999h.
Through battery monitor meter, with backlight function, 360° viewing without dead angle, you can better monitor the real-time data of your battery and use it with more peace of mind.5. Wide application : battery monitor meter wildly used in the automobile, trailer, solar system, industrial assembly line, RV&boat ect.4. Accurate measurement : 100a dc battery monitor meter is controlled by a high precision chip, efficient and stable operation, safe and reliable welding process, measurement accuracy reaches 1%.
1. Renogy
#ad
High and Low Voltage Programmable Alarm, 20ft Shielded Cable, Gel, Voltage Range 10V-120V and up to 500A, Flooded Batteries, Renogy 500A Battery Monitor with Shunt, Compatible with 12V Lithium Sealed
#adRenogy #ad - Protect the batterieswith high and low capacity alarm functions, our battery monitor with shunt will alarm, and backlight and voltage value will flash simultaneously to protect the batteries from getting over-discharged.1% accuracy measurementShunt-type monitor design provides much more accurate real-time voltage and current draw measurement. And the 20ft shielded cable allows you to monitor the battery status from a distance.
More information #ad
Easy to installtransparent shunt holder makes it easier to mount the shunt. Fit for all batterycompatible with various battery types, including Lead Acid AGM, GEL, Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid. Easy to readdisplays multiple electronic parameters, Battery Capacity, Current, Consumed Power, including Voltage, and battery degradation rate with a customized brightness high-definition Backlight Display.Brand | Renogy #ad |
Manufacturer | Renogy #ad |
Height | 0.7 Inches |
Length | 3.9 Inches |
Weight | 0.16 Pounds |
Width | 2.4 Inches |
Part Number | RBM500-G1 |
Model | RBM500-G1 |
Warranty | 1-year material and workmanship warranty |
More information #ad
2. DROK
#ad
Battery Monitor, DROK 10-100V Digital Battery Capacity Tester, Percentage Level Voltage Temperature Switch Meter Gauge 12V 24V 36V 48V LCD Display Marine RV Battery Power Indicator Panel
#adDROK #ad - Lcd display - the battery status reader adopts clear LCD color screen, displays battery capacity, voltage, temperature valueswitched by the key. Applicable battery - drok digital battery monitor is suitable for 10-100v 12v 24v 36v 48v 60v 72v 96v lithium battery, lithium iron phosphate battery, lead-acid battery, Ni MH battery.Application - this multimeter can be used as battery voltage meter, battery capacity tester and temperature indicator panel for car, boat, marine, RV, etc.
More information #ad
Protection - the battery power detector comes with protective shell, dustproof waterproof surface; input reverse connection protection. Default 12 volt lead acid battery. Alarm - if low voltage, red indicator flashes and buzzer alarms.Brand | DROK #ad |
Manufacturer | DROK #ad |
Height | 0.53 Inches |
Length | 2.42 Inches |
Width | 1.31 Inches |
Part Number | 2001710003 |
Model | 2001710003 |
More information #ad
3. Innova
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Innova 3721 Battery and Charging System Monitor
#adInnova #ad - Color-coded leds quickly identify battery’s charge status. Lcd displays measured voltage with a bar graph to indicate battery charge level. Head pivots for easy viewing and angle adjustment.More information #ad
Easily plugs into vehicle’s cigarette lighter or power receptacle to monitor battery and charging system voltage. Designed for 12-volt negative ground systems.Brand | Innova #ad |
Manufacturer | Innova #ad |
Height | 6.5 Inches |
Length | 10 Inches |
Weight | 0.2 Pounds |
Width | 1 Inches |
Part Number | 3721 |
Model | 3721 |
Warranty | 1 year limited |
More information #ad
4. DROK
#ad
Battery Capacity Monitor, DROK 10-100v Battery Meter, 12v 24v 48v Battery Power Percentage Voltage Fahrenheit Temperature Indicator Gauge
#adDROK #ad - Temp gauge in f. Default - 12 volt lead acid battery. The temperature indicator can display in Fahrenheit. Applicable battery type - drok digital battery monitor is suitable for 10-100V 12v 24v 36v 48v 60v lithium battery, lead-acid battery, lithium iron phosphate battery, Ni MH battery.More information #ad
Allows you to program the percentage with a corresponding voltage. Application - can be used as battery voltage meter, marine, RV, boat, battery capacity tester and temperature indicator panel for car, etc. The one you want - easy to install and use.Brand | DROK #ad |
Manufacturer | DROK #ad |
More information #ad
5. Frienda
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179°F Temperature Monitor 12V 24V 36V 48V 60V 72V Acid Battery Lithium Battery Gauge Meter for Most CarsGreen, Battery Capacity Voltage Meter with Alarm and External Temperature Sensor 0
#adFrienda #ad - Efficient setting key: the multifunctional battery indicator has a new design of the front setting button, black, and have several functions: cycle voltmeter/battery percentage, sleep mode, turn on the backlight, battery type selection etc. Fit different battery: the battery gauge indicators are compatible with 12v/ 24V/ 36V/ 48V/ 60V/ 72V/ 84V acid battery, ternary lithium battery, storage battery, 3 -15 series lithium ion battery, polymer lithium-ion battery, water battery and more.Lcd display: the battery gauge indicators come with pvc waterproof screen protector with bright back-light, which makes you can read the results on the clear LCG display from different angles, low working power consumption and the max is 5 mA.
More information #ad
Where to use: the battery meters with alarms can be applied to different machines and places such as garden, can serve you for a long time, home, office and more, meeting your different needs and practical battery indicators will give you nice experience. Practical designs: the battery capacity voltage indicators are designed with switched function button, with alarm design, you can press to check the battery capacity or real-time voltage and turn off, the battery meter display will flash when the battery capacity is low.
Brand | Frienda #ad |
Manufacturer | Frienda #ad |
Height | 0.63 Inches |
Length | 5.71 Inches |
Width | 4.53 Inches |
Part Number | Frienda-Batterie-01 |
More information #ad
6. FIXITOK
#ad
FIXITOK Battery Meter with Alarm Capacity Voltage Monitor DC 12V 24V 36V 48V 60V 72V 84V Battery Capacity Voltage Gauge Indicator for Golf Cart Boat Car RV Motorcycle Lithium Battery Green
#adFIXITOK #ad - Sleeping mode & green backlight - our battery monitor can be set auto off after 10 seconds or always display either % or Vdc. Applicable battery type - works with 3. 7v lithium battery, 3. 2v lithium iron phosphate battery, acid battery DC 12/24/36/48/60/72/84V.Battery capacity voltage meter - the battery gauge will give you a bar and number of volts or power left on battery in use, so as to determine when it must be recharged. Note: the meter must be set before installation.
More information #ad
Detailed instruction - comes with 1 battery meter, 1 2-pin wire, 1 instruction. Besides, it will flash to alarm the battery capacity is lower then 20%. Perfectly fit for golf cart, carm, ect. You can also refer to the product images. We also provide excellent customer service if you need. Simple wiring, boat, rv, motorcycle, you just need to connect the red wire to positive and black one to negative. Widely use - these battery capacity voltage meters are small and compact with rear covered. Green lcd display is easy to read, better than red as it is impossible to read under the sun. Built-in reverse protection. No need to worry about how to set the battery meter, just follow the instruction steps.
Brand | FIXITOK #ad |
Manufacturer | FIXITOK #ad |
More information #ad
7. Roadi
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Battery Monitor BM2 for Car RV 12V /24V Battery/Antigravity Batteries with Bluetooth 4.0 Battery Load Tester Compatible with iPhone Apple Android Phone Free App
#adRoadi #ad - Note: be sure to open the app firstPlease add the device‘s serial number when you use it for the first time. Compatibilitybattery monitor is perfect for car battery tester and rv battery monitor, every day vehicle. Compatible with all 12-volt vehicle batteries; voltage: 9-16V, Connect with battery directly, NO CODE, free app for iOS & Android users IOS: IOS 7.1 and later Available: Android 4. 0 and later. Please scan machine backup or user manual scan code to download software. Remember not to connect the bluetooth directly in the iOS or android system.
More information #ad
Easy to installmake car battery tester connect with battery directly. Connecting bluetooth and open app, no code, you can know battery or battery load’s Condition and check charging and starting system, list time of each driving. Automatic reminder function battery tester 12v’s app will send the battery status to the phone notification bar when enter Bluetooth range. The serial number is on the back and side of the device, and then connect the bluetooth in the app. Safe and reliable-- battery load tester tells you everything about the battery: voltage, cranking power, charge, Engine starting detect automatically, etc. Easy to operatebattery monitor’s app is battery monitor bm2. It provides a quick reading to determine if a vehicle battery needs a jump or replacing and also the alternator output status.
Brand | Roadi #ad |
Manufacturer | Roadi #ad |
Part Number | BM2-001 |
More information #ad
8. TN TONNY
#ad
12V Plug in Car Battery and Charging System Tester, Test Battery Condition & Alternator Charging LCD Display
#adTN TONNY #ad - Checking your battery's and charging system alternator health Easily plugs into any DC 12 Volt cigarette lighter plugs, If you doubt your battery's health plug it in and get detailed readings. Lcd display shows the measured voltage with a bar graph to indicate batteries charging level.More information #ad
Pocket sizethe small size makes it handy and practical. We give 1 year guaRANTEE for our product. Warranty- we stand behind all our tn tonny products. Pivoting headswivel head makes it easy to read. It also allows adjustment to avoid hitting with the shifter.Brand | TN TONNY #ad |
Manufacturer | TN TONNY #ad |
Height | 2.5 Inches |
Length | 5.4 Inches |
Width | 1.1 Inches |
Part Number | TN4 |
More information #ad
9. Frienda
#ad
Front Setting and Switch Key, Battery Capacity Voltage Indicator Battery Gauge Monitors Lithium ion Battery Indicator Green, 2 Pieces DC 12V 24V 36V 48V 72V Battery Meter with Alarm
#adFrienda #ad - Efficient setting key: the multifunctional battery capacity indicator has a new design of the front setting button, and have several functions: cycle voltmeter/battery percentage, turn on the backlight, black, sleep mode, battery type selection etc. Lcd display: the battery capacity gauge indicators come with PVC waterproof screen protector with bright back-light, which makes you can read the results on the clear LCG display from different angles, low working power consumption and the max is 5 mA.Fit different battery: the battery gauge indicators are compatible with 12v/ 24V/ 36V/ 48V/ 60V/ 72V/ 84V acid battery, storage battery, polymer lithium-ion battery, 3 -15 series lithium ion battery, ternary lithium battery, water battery and more.
More information #ad
Humanized designs: the battery capacity voltage indicators are designed with switched function button, with alarm design, you can press to check the battery capacity or real-time voltage and turn off, the battery meter display will flash when the battery capacity is low. Suitable for: the battery meters with alarms can be applied to different machines and places such as garden, office and more, can serve you for a long time, home, meeting your different needs and practical battery indicators will give you nice experience.
Brand | Frienda #ad |
Manufacturer | Frienda #ad |
Part Number | Frienda-Batterie-01 |
More information #ad
10. MNJ Motor
#ad
MNJ MOTOR DC Battery Monitor Meter 0-200V 0-100A LCD Display Digital Current Multimeter Voltmeter Ammeter w/Current Shunt Wiring Kit Set for Cars RV Solar System
#adMNJ Motor #ad - 6. Mnj motor provides you 30-days money Back/ Replacement and 24 months Warranty, Within 4 hours Response. No screw installation : lcd display digital current multimeter adopts the installation design of the push-on terminal, it is easy and convenient to install and remove the wires without the screws.Pls read the instructions carefully and strictly follow the wiring diagram before installation. ). 3. 2. Better visual experience : lcd hd display, it is clearly visible whatever day or night. 1. Battery monitor meter 9 in 1 measurement functions : one interface displays 9 kinds of measurement parameters at the same time, Power0-20000W, Impedance 0-1000Ω, SOC, including Voltage0-200V, Internal Resistance0-999mΩ, Current0-100A, Capacity0-1000AH, Energy Consumption0-9999kWh and Running Time0-999h.
More information #ad
Through battery monitor meter, with backlight function, 360° viewing without dead angle, you can better monitor the real-time data of your battery and use it with more peace of mind.5. Wide application : battery monitor meter wildly used in the automobile, trailer, solar system, industrial assembly line, RV&boat ect.4. Accurate measurement : 100a dc battery monitor meter is controlled by a high precision chip, efficient and stable operation, safe and reliable welding process, measurement accuracy reaches 1%.
Brand | MNJ Motor #ad |
Manufacturer | MNJ Motor #ad |
Height | 1.38 Inches |
Length | 5.12 Inches |
Width | 3.74 Inches |
Part Number | MNJ-BT-028 |
More information #ad