UItraFire USB 0.2W 21lm 3-5630 SMD LED White Touch Lamp - White (5V)
Working voltage: 5V; Energy-saving power consumption is only 1/10 of incandescent and 1/4 of energy-saving lamp; Brightness is 10 times than incandescent lamp; Lead-free no radiation; Quick response; Stable shockproof vibration resistant safe and reliable; Lifetime: 30000~50000 hours.