Description: 100% new and high quality Material: Electrical components ZB2L3 battery capacity tester discharge type 1.2-12 V external load capacity of battery and other tests 18650 Tool, single function, by controlling the load off and get real-time integrated discharge capacity results Maximum support 15 V 3A discharged through the discharge voltage and current, not discharged Maximum capacity statistics support 9999Ah (9999000 mAh) Automatically identify and develop correct battery term