12V Li-ion cordless drill/screwdriver 2 speed, Auto-lock, Auto-stop, LED light, mini body, soft grip Battery voltage:10. ... weight:1.0kgDrill capacity: steel: 10mm, wood:19mm, screw:7mmAUTO-LOCK: YESAUTO STOP: YES Applied with high quality lithium-ion battery ... , is the twice the efficiency of ordinary electric drill.Spindle-lock system for faster replacing of chuck. Speed up your working ...