TheValo Grand Corded curing light has a medical grade, international power supply and is suitable for power outlets from 100 to 240 volts. The handpiece is designed to rest in a standard dental unit bracket or can be custom-mounted using the bracket included in the kit. The Valo Grand Cordless curing light operates on two rechargeable lithium iron phosphate batteries that deliver the consistent high-energy power the Valo light requires. Large, 12 mm lens, Curing button on the underside for intuitive operation, Ultra-high-energy broadband LEDs cure all dental materials, Optimally collimated beam delivers a complete, uniform cure, Three curing options?Standard Power, High Power Plus, and Xtra Power offer convenience and flexibility, Slim, ergonomic wand allows unprecedented access to all restoration sites. Unique unibody design is both extremely durable and lightweight.