Description 100% quality assurance. Grip length:140mm Grip diameter:?45mm Weight:160g Sleeve:6.35mm on the opposite side Aluminum sleeve chuck Battery capacity: Li-Ion 3.6V 800mAh No-load rotation speed: 280min-1 Torque (max.): 2N-m (electric) Durable torque (manual): 10N-m Charging time: Approx. 60 minutes Charging frequency: Approx. 500 times Continuous use time: Approx. 40 minutes (without load) Charging method: Micro USB-typeB USB charging Accessories: 1 bit: (+)2 x 100mm USB charging cable (1m) Country of manufacture: Japan Number of screw tightening (times): Approx. 200 (M4 x 20mm) Supported screws: Up to M6 (+3 but M8 is not supported), Torque range: (Electric)-2N-m/(Manual)-10N-m ?If you have any questions about our products, please feel free to contact us.? About Us -----Important----- Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer?s responsibility. Please check with your country?s customs office to determine what these additional costs will be prior to bidding or buying. Customs fees are normally charged by the shipping company or collected when you pick the item up.These fees are not additional shipping charges. We won't under-value merchandise or mark the item as a gift on customs forms.Doing that is against U.S.and international laws.