How to Monitor RV Batteries On A Budget.
Battery Capacity Tester Coulometer DC8-80V [ Ссылка ]
Baiway TK15 Coulomb Meter : [ Ссылка ]

See the AiLi RV Battery Monitor on Amazon: [ Ссылка ]
Also some other battery monitor options:
-Victron BMV-712 on Amazon: [ Ссылка ]
-Renogy Battery Monitor on Amazon: [ Ссылка ]

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Low Cost RV Battery Monitor,Tr16 Battery Tester
Battery Capacity Tester is suitable for lithium batteries ，lithium iron phosphate batteries ,
lead-acid batteries and nickel-metal hydride batteries which working voltage is from 8V to 80V.

description
This Battery Monitor is designed to monitor performance most kind of battery systems with capacities of up to 999 Amp hours.
Read your battery bank like a fuel gauge.
Battery Status At A Glance.
Combines many functions in one, these information leads to more efficient use of the battery, which can enhance battery life and reduce the risk of failure.
State of Charge (%),The remaining battery capacity (AH).
Charge and discharge current (A), Voltage (V).
Charging status indicator, looks like a smartphone.
It is suitable for mobile and portable equipments, e-bike, balance cars, cleaning machines, instruments, ups and so on.
This item is suitable for lithium batteries, lithium iron phosphate batteries,
lead-acid batteries and nickel-metal hydride batteries which working voltage is from 8V to 80V.
Have memory function.
Doesn't require isolated power, self-powered 8-80V.
It is very easy to install.

Specifications
Working voltag: 8.0-80.0 V
Current range: -350~+350 amps
Capacity range: 0-999 ampere-hour
Working consumption: 10.0-12.0 mA
Standby consumption: 0.5-0.6 mA
Sleep consumption: 50-60 uA
Voltage accuracy: ± 1.0 %
Current accuracy: ± 1.0 %
Capacity accuracy: ± 1.0 %
Preset capacity value: 0.1-999 Ah
Temperature range: 0-35℃
Weight: 400g
Size: ø59mm*20 mm
Mounting hole: diameter 54mm

The auction includes
1 x Battery monitor
1 x Current sampler
1 x 2 meters long cable
1 x English operation manual

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