12V 24V 48V 60V 84V Waterproof IP67 Battery Capacity Voltage Meter With Backlight LCD And Low-Voltage Alarm For Lithium _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ APPLICABLE BATTERY: Supports: 1. 3-20 series lithium battery pack, 2. 4-24 series lithium-iron battery pack, 3. lead-acid battery of 12V, 24V, 36V, 48V, 60V, 72V, 84V. This product also supports custom mode in range of 9.5-100V. _x000D_ DISPLAY: The product uses digital display LCD with backlight, equipped with a strengthened waterproof screen, it displays both battery voltage and remain capacity simultaneously, enable users to view the state of battery clearly. _x000D_ POWER-OFF MEMORY: After cutting off the power supply of the voltmeter, the function setting will keep the state before power-off. _x000D_ LOW VOLTAGE ALARM: The low voltage alarm will work when battery power is less than 10% (battery icon flash). This reminds you that the battery needs to be charged. _x000D_ LOW POWER CONSUMPTION: The voltmeter has a very low power rate, at normal mode, its self-current consumption is below 15mA, while low-power-consumption working mode is below 1mA. _x000D_ _x000D_ CALIBRATION: A calibration screw hole allows to adjust the voltmeter to zero bias by simply twisting the screw for enhanced precision and convenience. _x000D_ EASY TO INSTALL: The voltage meter can be mount on panel or installation surface easily with nut and bracket included in the package. _x000D_ WATERPROOF & DUSTPROOF: The voltage meter features a waterproof level of IP67, which means it can resist water splash in most situation. _x000D_ Colour:Black _x000D_ Material:plastic _x000D_ _x000D_ Package Contents: _x000D_ 1 x battery capacity tester _x000D_ _x000D_ Only the above package content, other products are not included. _x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_