Exclusive Technology: With a high-powered 12-watt (5V/2.4A) output, our USB charging block delivers efficient charging for all your devices(Apple Watch, iPhone, iPod model, and beyond). DOTWAREs world-famous PowerIQ detects your devices, delivering a tailored, optimized charge. USB Wall Plug Safety protection: DOTWARE USB charger block is made with Fireproof material. Charger brick has the function of automatic protection circuit. Intelligent circuit design protects against short circuiting, over-heating, over-current, and over-charging blocks.Besides, the DOTWARE USB power adapter has standby mode for fully charged batteries.