Applicable battery voltage- Recommended battery: 6S-12S; Operating voltage range of each string of batteries: 2V-5VCharge- Charging voltage: 24V-52V; Charging current: 20A; Support the highest charging voltage: 60V; Support minimum charging voltage: 14VOvercharge Protection- Overcharge detection voltage: 2V-5V; Overcharge protection delay: 4ms; Overcharge release voltage: 2V-5Vdischarge- Discharge current: 100A; Discharge overcurrent protection value: 100A; Discharge voltage: 24V-52VOver discharge protection- Overdischarge detection voltage: 0-5V; Over discharge release voltage: 0-5VOvercurrent Protection-Discharge overcurrent protection delay: 4msDischarge overcurrent protection release condition: disconnect the loadShort circuit protection-Short circuit protection condition: External load short circuitShort circuit detection delay: 320uSShort-circuit protection release condition: disconnect the loadBalance current: 86mA @4.2Vtemperature protection-Temperature protection: -20-+120Operating temperature-Temperature range: -20-+80Storage temperature-Temperature range: -20-+100Self-consumption-Working current: 40mASleep current: 100uAMaterial: PCBcolour: As shownPackage Contents:1 x circuit boardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.