Features LCD DISPLAY: Large LCD screen display, multifunctional measurement, undervoltage and under current setting, blue backlight function, battery reset function, power failure data memory. MULTIPLE USAGES: The current meter can be used as battery voltmeter, battery capacity tester and temperature indicator panel for cars, ships, motorhomes, boats, etc. EASY TO USE: Easy to install and use. Allow you to program the percentage using the corresponding voltage. ENERGY SAVING: Set the power reset button, and save the power loss data in memory. Save time and energy. EASY INSTALLATION: Comes with a small size and a light weight as well, the installation can be completed in minutes, an ideal replacement for the old and damaged parts. Specification: Item Type: Battery Capacity Monitor Material: ABS Mode: DC20 Basic Parameters: Test Range: 0-20A Voltage: DC 6-200V Package List:1 x Battery Capacity Monitor Package List 1 x Battery Capacity Monitor