JetMaster Dynamo LED Flashlight/Caution Light & Alarm w/ Mobile Phone Charger Jet Master JM-907 Dynamo LED Flashlight with built-in Phone Charger General Features : Dynamo Power Charger LED illumination Handy charger for mobile phone Caution light and Alarm Three (3) White LEDs for superior illumination Four (4) Multi-purpose red caution LEDs for signaling Built-in compass Charge by using the crank, AC adapter or connect via USB Built-in rechargeable battery