DEWIN Battery Indicator - Battery Capacity Meter GY-6H Battery Power Display 12-48V Universal Battery Capacity Indicator Tester Voltmeter-Green-

Features: Reverse connection protection, and there is only two wires, easy to connect and use. This battery capacity indicator built with buckle, free of screw installation. LCD screen with blue/green/white backlit. Power-on shows the percentage of power, visually showing the remaining battery. The battery capacity tester with a PVC film, the surface is waterproof. Specification: Type: Battery Capacity Voltage Meter Material:  HTN Weight: Approx. 13.7g Size: Approx. 4.3 * 2.3 * 1.4cm Standard voltage: 12-48V Scope of application: battery or devices with battery Working temperature: -10 -50? Charging time: depends on matching battery   Package list: 1 * Battery Capacity Voltage Meter 1 * Cable Note: 1. Please allow slight error due to manual measurement. 2. Different monitor colors may be different. Thanks for your kind understanding.