... Service, Stomatology, ENT. Standard Configuration: 1pc light head, 1pc clip, 1pc power supply box, 1pc charger, 1pc carton package Optional ... box Product features: Universal power supply system Small light loss by single lens to refract light, light weight Long lamp life, at ... 1W Color Temperature: 5500K±500K Power Supply: DC DC Supply time: 7h Charging time: 4h Light spot size: 100mm (Distance at ...