UV lamp 1.Compact size, suitable for small apparatus such as purifier, 2.refrigerator, oven and tooth-cleaner UV lamp1. Constant DC power and ... 220V 50Hz for 4.7M Electrical Capacitor, while 120V ... Switch on-off over 100,000 times3. Compact size, suitable for small apparatus such as purifier, refrigerator, oven and tooth-cleaner4 ...