1.meet the normal use at any situation 2. certificate: CE,GS ,ROHS 3.NI-CD, LI battery Electric ScrewdriverVoltage:3.6V Rechargerable battery:600mah, ni-cd,AANo-load speed:230rmpCharge time:5 hoursA:80PCS BMCPacking:MEAS:64.5*35.5*39cmN.W/G.W:20/19kgs Qty:8pcsB:40PCS BMC Packing: MEAS:34.5*34*36cmN.W/G.W:10.0/9.0kgs Qty:10pcs C:40PCS Aluminum box Packing:MEAS:34.5*34*36cmN.W/G.W:10.0/9.0kgsQty: ...