Features: 🌟Universal Design: The built-in USB interface allows easy connection to all sorts of USB devices
🌟Compact and Reliable: The device is lightweight and compact. Perfect for generating the power needed to make aquick call, send a text message, and light the way!
🌟Simple to Use: Recharge your mobile phone or USB-powered device (such as Bluetooth headsets) is as simple as turning the handle
🌟Multipurpose Design: Charging + Lightening + Exercising - Rechargeable internal power cell allows simultaneous flashlight to emit and device charging while exercising your finger muscles for minutes!!
🌟Emergency Use: No worries if there is running out of power or if you forget to recharge the power bank during hike / travel / emergency circumstances
Caution: 1. You should charge your phone before the battery has completely run out. 2. When the charger gets overheat, stop rotating and wait for it to cool before starting again.