Product features : Voltage: 4.8V Speed: 180 RPM Battery: Built-in lithium battery Maximum Torque: 2.5Nm Maximum screw diameter: 8 mm. Rotation function: double-sided Battery Capacity: 600-800mA Battery type: USB rechargeable. Weight: 0.4kg Idle Speed:180-200RPM Drive pumps/clamp shaft: 3. Rated Speed:180RPM Total Length:160mm/6.3" Number of revolutions: 180 rpm. Frequency: 50-60Hz Package includes : 1 x Electric Screwdriver 2 x Drill Bits: HSS2.0, HSS3.0 2 x Long PH: PH1, PH2 2 x long slots: 4, 6. 8 x bases: 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm. 4 x PH: PH0, PH1, PH2, PH3 4 x PZ: PZ0, PZ1, PZ2, PZ3. 6 x slots: 3, 4, 5, 6, 7. 6 x H: H2, H2.5, H3, H4, H5, H6 8 x T: T10, T15, T20, T25, T27, T30, T35, T40. 2 x Bit Holder 1 x USB charging cable. 1 x User manual.