Features bluetooth speaker with bulit-in flahlight & emergency power supply、 designed for outdoor sports. supports hands-free calls、 FM radio、 with TF card slot 、 USB output and Aux input. flashlight with 3 modes、 press for strong light、 press again for normal light、 press third time for SOS light mode、 then last press to turn off. with bike handlebar mount、 can be installed onto the bike. Shockproof、 dustproof and water resistant(can not work underwater、 only can prevent tiny rains or water)!Specification Output Voltage: 5V/ 1A Bluetooth Version: Bluetooth 4.0 Transmission Distance: 10m Output Power: 3W LED Flashlight Power: 1W Power Bank Capacity: 4000mAh Dimension: 156 x 51 x 51 mm Weight: 260 gPackage Include 1 x Charging Cable 1 x Bluetooth speaker with bulit-in Flashlight 1 x Bike Handlebar Mount