... available.When fully recharged, the machine can be used for 1 hour for wireless use. Dual-purpose availableThe system can be used as ... : 2m, 5m, 10m, 15m, 20m, by modesHigh quality pipe design for you to adjust the angle randomly.The 3-LED in ... intensive cold blue light.LCD screen shows all the information for better communication between the dentist and the patientWith an average ...