Battery capacity tester Discharge type 1.2-12V external load capacity and other test 18650 tools, single function, by controlling the load to turn off and real-time comprehensive discharge current capacity results, the maximum support 15V 3A through the discharge and 3A discharge current, does not discharge itself Power supply : DC4.5-6V (-USB interface); Working current: less than 70mA. Current support: maximum 3.000A resolution 0.001A. Maximum measurement error : 1%+0.03V; Maximum current measurement error: 2%+-0.010A. Discharge : 1.00V-15.00V, resolution 0.01V; Termination range: 0.5-11.0V. Color as shown material:pcb Package Contents: 1 x Battery capacity tester Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.