Milwaukee 2471-22 12-Volt Copper Tubing Cutter Kit 12-volts LITHIUM-ION battery for longer run-time Close quarter rotating cutting head cuts pipe-inch confined spaces Automatic adjustment from 3/8-inch &#8211; 1-inch tubing with Auto locking mechanism and Water resistant metal cutter head Ergonomic, compact, and lightweight design for operator comfort and Ultra-efficient drive mechanism delivers over 200 cuts per charge Battery Fuel-gauge displays remaining run-time and Built-in LED light illuminates work surface