... to use.• LED display screen, 3 countdown timer modes for auto-turn off in 5 minutes/ 30 minutes/ continuous “Serial” mode.• Ultraviolet (UV-C ... ).• Power Supply: output:6.0V 1A / input:AC100~240V 50/60 Hz.• Certificate(s): FCC,CE, RoHS,.• Color: Pink, Blue, White ...