DEWALT XR 20 Volt Max 1 4 in Variable Speed Brushless Cordless Impact Driver PVC Trim Kit Easy and efficient installation: fewer Easy and efficient installation: fewer fixtures illuminate a more extensive area 5 Project Kit Type Tree Ring Assembled Interior Diameter (in provide visibility without shadows One handed loading 1 4 in hex chuck with easy grip sleeve DEWALT built brushless motor and XR Li ion batteries deliver more run time and capacity over standard units 3 speed settings for optimized application versatility Precision drive in speed 1 for precision applications and added control Three (3) LED lights with 20 second delay after trigger release