Features 1. A high-performance halogen curing light with the turbo accelerator and boost function, emit light intensity upto 1,200 mW/cm2. 2. This allows most materials to be cured in 10 seconds. 3. Built-in digital radiometer with LCD readout allow for easy, fast and convenient check of the output prior to procedure. 4. Featured 3 curing modes. ? L5: General output 5 seconds ? H10: for high output 10 seconds ? 20/40 seconds curing period cycle (soft start) 5. Hight-efficiency, thermally controlled fan operated only if cooling is required 6. Hermetically sealed membrane switch at the handpiece for better hygiene.