Continuous Discharge Current: 15AInstantaneous discharge current:150ACharging voltage: 54.6VMaximum charging current: 15AOvercharge detection voltage: 4.250.025VOvercharge protection delay: 100msOvercharge release voltage: 4.150.05VOvercharge detection voltage: 4.20.025VOverdischarge detection voltage: 2.800.08VOverdischarge detection delay: 50msOverdischarge release voltage: 2.90.1VOvercurrent detection voltage: 150mVOvercurrent detection delay: 10msOvercurrent protection current: 755AOvercurrent protection release condition: disconnect loadShort circuit protection condition: external load short circuitShort circuit detection delay: 200uSShort circuit protection release condition: disconnect loadTemperature protection: Set as neededMain circuit conduction internal resistance: less than equal 15mWorking current: less than equal 40uASleep current (when the battery is over-discharged): less than equal 10uATemperature range: -30/+80CSize: 63 x 33 x 9mmcolour:Silver + greenMaterial:Metal + PCBPackage Contents:2 * Li-ion Battery Protection Board2 * Cabel wireOnly the above package content, other products are not included.Note: Light 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.