1.1: This product supports the use of multiple specifications of batteries, two 18650 lithium batteries/1 14500 lithium battery/3 AA dry batteries. The battery is removable to extend the service life of the product. 1.3: It has multiple emergency functions: supports solar charging, hand-cranked generator charging, flashlight high beam/low beam lighting, compass indication, can be used as a power bank, and enable SOS alarm. 1.4: This product uses software programming to achieve multi-band radio signal reception: FM/MW/SW/VHF/, and each band has high reception sensitivity. 1.5: This product has four optional settings in FM/MW, without national boundaries, and can be used worldwide. 1): FM:87.5-108MHz; AM:522-1710KHz 2): FM:87-108MHz; AM:520-1710KHz 3): FM:76-108MHz; AM:522-1710KHz 4): FM:64-108MHz; AM:522-1710KHz 1.6: Support TF card playback, up to 256G, and support MP3, WMA, WAV, APE, FLAC playback formats. 1.7: Through Bluetooth 5.2 technology, fast and stable Bluetooth wireless music transmission and playback are achieved. 1.8: This product uses a type-c jack. In addition to charging, this product can also be connected to a computer with a data cable and used as a computer speaker. When the machine is inserted with a TF card, it can be connected to a computer with a data cable for file transfer. 1.9: The product supports the selection of 12 or 24-hour time display. 1.10: The product supports setting the sleep shutdown time: 120, 110, 100, 90, 80, 70, 60, 50, 40, 30, 20, 10 minutes are available. 1.11: The product supports the alarm clock timed power on function. 1.12: The product supports 3.5mm headphone audio output playback. Color: A:Grey Material: ABS Package Contents: 1 * Solar Hand Crank Radio 1 * Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.