Auoeer Bicycle Dynamo Bicycle Chain Generator Charger with USB Charger for Universal Smart Mobile Cell Phone Bike Riding Equipment Tools

Product description

• It is a bicycle chain generators bicycle chain drive the gears to generate electricity and storage energy into lithium battery; can charge for cell phone MP3 MP4 player small flashlights and other electronic products;
• Other Features Output interface USB female socket with ; Output voltage 5V Max. 1000mA; With the of over-voltage over-current over-temperature and short circuit; Generation capacity pedaling frequency time and power output is proportional; Environmental and green; No longer worry about the energy leakage of your digital devices;
• Easily plug your USB cable so you can charge your devices; It also can be a emergency light ensures riding safety in the dark; There will be less than 5% of the self-discharge.
• by bicycle moving, almost not influence on the bicycle speed, The gears made of abrasion resistant plastic steel, and the bicycle chain don't wear out, Rainproof design, no need worry about water entry at raining days to the dynamo bicycle.
• Our products are sold worldwide and are highly regarded. We have very high quality standards for our products, if you have any questions about our products, please contact us. We will reply within 24 hours.