Applications:DIY a mobile power supply, only need one battery, you can output 5V voltage for your phone, MP3, MP4, PSP charger, very easy.In order to power your electronic devices when...
FEATURES: Input voltage range: 4~40VDC Output voltage range: 1.3-37VDC adjustable Output current: 3A Voltmeter range: 0 to 40V Input reverse polarity protection Built in output short protection function Rectification: non-synchronous...
Product Description This is a common bicycle dynamo (Friction) which generates 6v 3w power. Just install this dynamo on your bicycle's right rear seat stay or right front fork. The...