12V 24V 36V 48V 60V 72V Battery Monitor, Car Golf Cart Battery Tester, 7-100V Digital Battery Capacity, Voltage Monitor, Capacity Percentage Tester

APPLICABLE BATTERY --- The digital battery monitor is suitable for 7-100V ternary lithium batteries (12V, 24V, 36V, 48V, 60V, 72V, 84V), lead-acid, acid, AGM, and LiFePO4 batteries. 12-volt lead-acid battery is the default. APPLICATION --- Battery testers can be used to test the voltage and capacity of batteries in electric motorcycles, motorbikes, golf carts, automobiles, cars, marine vehicles, RVs, boats, etc. PROTECTION --- Input reverse connection protection. The battery is not waterproof and can only be used indoors. The product has obtained CE certification; it will not overheat even if used for a long time. (The voltage must be less than 100V) INSTALLATION --- Red wire for positive, black wire for negative. The wire length is 39.37 inches. Audible Alarm and Temperature --- The battery monitor can set a low and high voltage audible alarm, and briefly press the "M" button to change the voltage and temperature (Celsius) display. Power-Off Memory --- The battery tester has a power-off memory function; it can retain the settings when the power is turned off.