Multifunctional Hand Crank Power Flashlight FM Radio Outdoor Emergency Power Bank Features: This product is for emergency use only. If you need to use it for a long time, please fully charge it first. Hand crank for 3 minutes, the light can be used for 15-20 minutes; Hand crank for 3 minutes, the alarm function can be used for 10 minutes; Hand crank for 3 minutes, the radio can be used for 5 minutes; power is 2W Fast mobile power (1800mAh) charging function Built-in speaker high-fidelity FM radio; push-button two-way volume control Push-button two-way automatic channel search, lock, listening frequency range: FM87.5MHz ~108MHz Ultra-high brightness concentrating high-power 3W LED flashlight Hand crank power generation and charging function, output current 1000mA, to charge the battery in the flashlight Anti-theft alarm function, with red and blue lights flashing each other to prompt Built-in high-capacity long-life maintenance-free rechargeable battery, safe, energy-saving, and conveni