... -2Li 2 SPEED, AUTO LOCK, AUTO STOP, LEG LIGHT, With hook TSB14.4-2LI CORDLESS IMPACT DRILL Battery voltage:14.4V ... wood:25mm, screw:7mmConcrete:10mmAUTO-LOCK: YESAUTO STOP: YESApplied with high quality lithium-ion battery, all environmentally friendly, free of ... brands lithium-ion battery. No memoryeffect. Battery pack installed with ECP(electric cell protection) system protects the battery against ...