Multi Function Auto Safety Hammer With Radio / USB Charging / Flashlight / Compass

Multi Function Auto Safety Hammer With Radio / USB Charging / Flashlight / Compass Functions: .Powered by Hand crank dynamo or Electric .AM/FM radio, LCD display .Blink/Siren .Three Super Bright LEDs, waterproof. .Can charge mobile phones .Compass .Magnet .Seat-belt cutter .Emergency Hammer .Water-Resistance-IPX4 IPX5( can use even raining) Features: Built-in battery: 3.7V 800mAh Polymer-Li. Charging time: 2H(hand crank) Frequency:FM76-108MHz；AM 522-1650KHz LED brightness