DEWALT DCF895D2 20V Max XR Lithium Ion Brushless 3-Speed 1/4-Inch Impact Driver Lightweight design 3-speed design Brushless motor DEWALT brushless motor delivers up to 57% more run time XR Li-Ion batteries with fuel gauge provide 33% more capacity 3 Speed Design; application specific control Push Button Chuck; one handed operation for accessory changes Three LED lights around the chuck with 20 second delay after trigger release