Maximum discharge current: less than equal 20AInstantaneous discharge current:100ACharging voltage: 42VMaximum charging current: 20AOvercharge detection voltage: 428005VOvercharge protection delay: 100msOvercharge release voltage: 408005VOverdischarge detection voltage: 255 008VOverdischarge detection delay: 50msOverdischarge release voltage: 3001VOvercurrent detection voltage: 150mVOvercurrent detection delay: 15msOvercurrent protection current: 12020AOvercurrent protection release condition: disconnect loadShort circuit protection condition: external load short circuitShort circuit detection delay: 200uSShort circuit protection release condition: disconnect loadMain circuit conduction internal : less than equal 15mWorking current: less than equal 40uASleep current (when the battery is over-discharged): less than equal 10uATemperature range: -30/+80Csize:63*33*10mmMaterial:Metal + PCB colour:Silver + greenPackage Contents:1 * Li-ion Battery Protection Board1 * 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.