1. foldable type 2. with spindle lock 3. Powder metallic gear system 5. battery power indicator 6. with workarea indicator Chuck size & Type1/4" hex shankTorque:4N.m, 22 settingsNo load speed:200RPMGear & transmission:powder metallic gear systemBattery:1300mah Lithium-ionCharger:5-7h, GS appvoval 3.6V Lithium Cordless Screwdriver