Features: Multi-purpose AM/FM hand crank solar powered radio, AM: 520-1710KHz, FM: 76-108 or 88-108MHz. Portable AM/FM Radio with flashlight, SOS alarm function, emergency cell phone charging. Built-in powerful 1200mAh rechargeable lithium battery, it can be extended to power by a USB cable, solar panel or hand crank. High sensitivity, built-in 1x LED highlight flashlight, light your way in the dark, no need worry about walk in the dark. Compact size makes it a good partner for camping, backpacking, hiking, adventure and other outdoor activities, also a great gift for your outdoor enthusiast friends. Specifications: Material: ABS Color: Black, White(optional) Size: Approx. 14.3x7.7x5 for cm/5.62x3.03x1.96 inch Name: Solar Hand Crank Radio Model: RD639 LED Quantity: 1x LED Highlight AM: 520-1710KHz FM: 76-108MHz or 88-108MHz Battery: Built-in 1200mAh battery Output Power: for DC 5V Input Power: for DC 5V Power Source: solar panel powered hand crank Type-C/USB 5V 1A power charging Functions: LED Highlight Flashlight, AM FM Radio, SOS Alert, Emergency Phone Charging(Need Hand Crank) SOS emergency alarm sound: the alarm sounds and the LED light bead flashes (white light) Suitable for: outdoor emergency, emergency disaster prevention...etc Package Includes: 1x Hand Crank Radio 1x USB Cable 1x English User Manual 1x Packing Bag note: When the output switch "for DC OUT" is on, the radio and SOS cannot be used. After each use, it is recommended to charge by hand for more than 120 rpm to ensure that the rechargeable battery is in a good storage state. Also make sure that the function switch is turned off. When charging by hand, it is recommended to turn off all functions, especially when charging the cell phone by hand, it is recommended that the for smart phone be turned off, which can improve the charging efficiency.