Brand N/A Model N/A Quantity 1 Color Black Material Plastic + iron Specification Supply voltage: 4.5~30V; Measuring current: 50A Features Dual display digital current and voltage meter Application Table with three wiring easy access to car / battery car / motorcycle car lines used to monitor the battery voltage battery voltage status grasp can also be used for other products voltage and current measurement purposes English Manual/Spec Have Other Supply voltage: 4.5~30V; Test voltage: 0~50V; Minimum resolution: 0.1V; Measuring current: 50A (requires external shunt); 2A 5A 10A resolution: 0.01A (direct measurement without the need for external shunt) more than 5A as long-term continuous operation at full load it is recommended to measure the end of the wire soldered directly to the outlet; 50A 100A resolution: 0.1A; Operating current: Packing List 1 x Dual display digital current and voltage meter 1 x 50A 75mV shunt