1. [AM/FM Radio]: Wide reception range of AM/FM weather stations with high reception sensitivity. Convenient Bluetooth connection allows you to enjoy music while traveling. 2. [Large Battery Capacity]: Built-in high-quality 5000mAh battery provides long battery life and supports 3 ways to keep the device charged: micro USB charging, solar charging or manual charging. Note: USB charging is recommended. Manual charging and solar charging can only be used to send an SOS. 3. [Emergency Light]: The flashlight can illuminate in complete darkness to keep you safe in emergency situations. A reading lamp will be a great help if you have to get up in the middle of the night without waking others. 4. [Emergency Survival]: SOS button to call for help in case of danger and an outdoor compass that makes it easy to find your way if you get lost. 5. [Portability]: Compact size with great IPX5 waterproof performance, suitable for outdoor activities. The carriage hook makes it easy to hang the device on your backpack. The universal fixing hole allows you to install it on your bicycle. 6. [LED Digital Display]: Allows you to directly understand the playback mode used BT/TF/FM/AM, monitor the battery level of the device and the channel in radio mode.