🔊 Multi-functional Portable Wireless Bluetooth Speaker with Bicycle Light, Outdoor Cycling Audio, 5200mAh Battery for Mobile Phone Charging, Call Support, SD Card and U Disk Playback Review

--As a Sound box: The built-in dual-diaphragm enhancement unit uses powerful high-power speakers, the bass is surging and transparent, and the stereo surround volume is large, even if it is used outdoors. Play continuously for more than 15 hours. Support playback format MP3/APE/FLAC/WAV. --It can be used as a flashlight: 3W LED flashlight with a brightness of up to 300 lumens, and a condensing range of up to 300 meters. Strong light, low light, flash, camping light, four mode switching, lighting for more than 25 hours. --As a mobile power source: Built-in 5200 mAh polymer lithium battery, which can be used as a mobile power source to charge mobile phones. --Hands-free call: Using 5.0 Bluetooth module, built-in high-definition microphone, in the case of mobile phone Bluetooth link, mobile phone calls, just press the pause button, you can answer the call. --Product design advantages: The body is designed with aluminum alloy, and the screw bracket is used for easy disassembly and installation. It not only has a beautiful texture and appearance, but also has advantages such as drop resistance. A variety of functions are integrated, and it is convenient to carry, so that the journey is easy and no longer lonely.