Compact, lightweight design allows users to fit into tight spaces and minimizes user fatigue. Plastic ratcheting chuck reduces bit slippage. dual speed range delivers optimal performance. LED worklight provides increased visibility in confined spaces. Specs: 410UWO, 0-500/0-1,700 max rpm, 17 clutch settings and weighs 4.8lbs. Includes a one hour charger, two 18V batteries and heavy-duty kit box.