Red Dot Design Award Winner

The U-Stone won the prestigious Red Dot Design award in 2013. U-Stone is a high-performance, visually stunning mobile power bank, formed in the likeness of a classic key case. The USB interface is concealed within the power bank, and the stylish rounded edge, smooth trims, and streamlined form allow easy access in and out of pockets.

Enough power to go around/high capacity

Holding enough power to charge most smartphones 7-8 times, keep your gadgets going for days and still have juice left to share.

-600%~700% of iPhone 4 4S 3G 3GS

-200%~250% of Google Nexus 7 battery life

-150% of iPad 2 battery life

Faster Charge

In addition to capacity,ustone sports high-speed ports. 1.8A output means you can charge faster than any other products.input 2.1A means it recharges faster than any other product.Similar capacity devices normally need 20+ hours to charge.

Shakable battery display

The U-Stone features a Shakable LED battery indicator, and provides a fun way of checking your battery life.

Smart and Safe

U-STONE’s safe lithium polymer batteries and smart circuit protection against overcharge, over discharge, overload and more, making the U-STONE a safe and user friendly product. Newly added functions protect against overheating as well, this internal strong “adaptive” function automatically adjusts the output current to match your device, ensuring a safe and fast charge, every time.

Product Features

• External Battery Pack – Take it anywhere for on the go charging with mobile mobile phones, computers, tablets, iPod
• 12000mAh of Capacity! ~ 7 full iPhone 5 charges
• Superior Energy Conversion – 150% Better efficiency than other similar power banks
• Top-Notch Compatibility – Works with all major cell phone and tablet models! — iPhone 5, 4S, 4, iPad 4, 3, 2, Mini, iPods (Lightning adapter not included); Samsung Galaxy S4, S3, S2, Note 2; HTC One, EVO, Thunderbolt, Incredible, Droid DNA; Motorola ATRIX, Droid; Google Nexus
• Environmentally Friendly, Safe and Non-Toxic packaging