ITEM NAME:12V Lithium Battery Capacity Tester Power Indicator Gauge Meter 5L 3 String Description: 5 levels built-in Indicator light display. Applicable battery: lithium battery. Lithium battery: 12V. Working current: 30mA. Maximum voltage range: 12.6V. Specification: L1 1.5V-9V L2 9V-11V L3 11V-11.5V L4 11.5V-12V L5 12V-12.6V Package Includes: 1 Piece Battery indicator.Lithium battery: 12V. Applicable battery: lithium battery. 5 levels built-in Indicator light display. 1 Piece Battery indicator. Working current: 30mA. L3 11V-11.5V.