1[Custom Display] Universal version of the battery power display indicator, 4 display states are optional, support users to set the power percentage and alarm value functions by themselves. 2[LCD Display] The battery capacity monitor uses an LCD display for clearer display, which is convenient for you to quickly check, all batteries within the display range can be used. 3[Display Mode] There are two display modes of battery icon plus percentage or battery icon plus voltage, 9120V display range, to meet your different needs, very intuitive. 4[Multi Purpose] Battery meter has a wide range of applications, suitable for electric vehicle battery packs, outdoor emergency equipment, medical equipment, measuring equipment, etc. 5[Safe And Power Saving] Ultra low power consumption design, more power saving, ultra wide input voltage, suitable for 1284V battery voltage, with reverse polarity protection function.Item Type: Battery MeterMaterial: ABSDisplay Range: 9-120VApplicable Battery Voltage: 12-84VCompatible Battery: Lithium Battery, Iron Lithium Battery (Can be set by yourself)Display Mode: LCD Display 1 xBattery Meter1 xConnecting Line