Revolutionary design with ergonomic handling. Advanced 10.8 volt lithium ion battery technology. Ultra bright LED with precision staple placement. Easy view staple supply window. Holds 2 full rows of T50 staples. Easy release drop In loading channel for staples. Battery contains an easy to read LED charge meter. Built-in safety that prevents accidental firing. Available in 110 V. or 220 V. battery charger. Battery & Charger Included in the CT50K Kit.