Product Name:MAK-BL1013-10.8V2.0AH;Housing Material:PC+ABS;Size:4.7*5.1*8..6 cm;Color:Black;Cell QTY:3;Battery Power:21.6 wh;Voltage:10.8 V;Cycle life:500-1000 Times;Payment:Paypal.TT.Escrow.Western Union;Certification:CE/ROHS/MSDS/UN38.3;Battery Size:18