Quickcharge smartphone by car battery

Ever went camping with a low battery? Turn any car lead battery into a power bank with our Battmaster! At your disposal are two quick charge USB ports, polarity protection, and charge control. As a bonus, we added an ePaper display with charging and battery information. But that’s not all, we’ve also added BLE for more information on your smartphone.

Call today to get this special offer. Easily charge all your devices with our Battmaster.

Working prototype – Working app – contact us for resources