... to 1800mW/cm2. CHARACTERISTICS Unifies both whitening accelerator and LED curing light Strong optical output power, maximum to 1800mW/cm2. Five treatment ... Pulse, Pulse soft start Time setting: 0~60s for LED curing light, and 0~30 mins for whitening Full color LCD display ... volt: 100~240V ( A C),50~60HZ Working mode:LED Curing Light+Whiten accelerator, 5 working mode (optional) *Battery Type:Lithium ...