Lithium-ion battery technology, no memory effect or self discharge. Charger, carry case, double ended screw driving bit included. 14.4 volts. No load speed 0-450rpm. Max torque 28Nm. Screw diameter up to 8mm. Drilling capacities in wood 25mm, in steel 10mm. Size (H)29.7, (W)38.8, (D)10.6cm. Weight 2.905kg (packaged) and 1.15kg machine weight. Manufacturers 2 year guarantee.