Fenix UC01 Rechargeable Keychain light BLUE. The UC01 is a mini rechargeable light with a Micro USA port. The three output levels are all controlled by the one stainless steel switch. With the UC)1's IPX-6 waterproof ability it is completely compentent for daily use, outdoor hiking etc. Includes a battery level indicator so no suprises when the battery runs low on power. Utilized NICHIA high-performance LED. Built-in rechargeable Li-polymer battery. ANSI runtimes: --High: 45 lumens for 1 hour 20 minutes. --Mid: 20 lumens for 3 hours. --Low: 1 lumen for 50 hours. Size: 2.4" x 0.9" x 0.4". PRC