CRAFTSMAN Cordless Screwdriver, 4V, 8-Piece Set (CMHT66718B6) The CRAFTSMAN 4V Screwdriver delivers simple push button, power assisted speed in one of the most compact integral battery designs available. The 300 RPM (no load) motor drives screws 4x times faster than a standard fixed screwdriver making it perfect for free run, low-torque applications including electronics repair and installing switch plates. When additional powered is required, the motor engages an automatic spindle lock that stabilizes and protects the gears for manual torqueing. The 1.5Ah li-ion battery offers long-lasting reliability, with USB charging and 3 stage LED battery status indication. LED lights activate automatically when in-use improving visibility to working surface. Features **Drives scews up to 4x Faster No-load 300 RPM for high speed driving Ideal for free-run or mechanical screwdriving. Rechargeble Integrated 4V Max* Li-Ion Battery and Micro USB charging port with USB cable (wall adapter not included) Compact Power 40mm length mirrors that of a standard manual screwdriver making use, especially in tight spaces, easy, and storage even easier. Ease and Reliability Simple push button operation with quick change locking collet to hold bits securely. Also includes 3-stage battery charge indication to prevent unexepected interruptions. Work Surface Visbility LED lights activate automatically when in-use USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.