3pcs 4S 14.8V 16.8V Lithium Battery Protection Board For Power Tools Drill Straight

Specifications:Charging voltage:16.8VSingle charge voltage:4.2VContinuous discharge current:0-18AOvercharge single section detection voltage:4.20.05VOvercharge protection delay:1SOvercharge charge recovery voltage:4.130.05VOvercharge protection to lift the delay:20mSOver discharge test voltage:2.8VOver-release protection delay:1SOverdrive recovery voltage:3.0VOverdraft protection is released:20mSOvercurrent detection voltage:0.1VOvercurrent detection current:323AOvercurrent detection delay:300mS100mSRecovery state:Automatic recoveryWith or without short circuit protection:a short circuit protectionShort circuit detection delay:20mSShort circuit detection voltage:0.8VRecovery state:Automatic recovery after disconnecting the loadOver temperature protection temperature:705℃Over temperature recovery temperature:605℃Working state:305uA (25℃)Sleep state:62uA(25℃)Discharge circuit resistance:305mSize:3.5x3.3cm/1.38x1.30inchNote:Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid.Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you!Package Includes:3 x Lithium Battery Protection Board