Refill+ is our winter collection series designed for iPhone 4/4S. It is a slim iPhone case with a detachable battery pack. Unlike other backup battery products, it is portable and of much higher capacity.
Refill+ is made for iPhone certified. Like refilling a hot coffee in the cold winter, Refill+ helps to refill energy for your iPhone battery. We provide four theme colors: black coffee, vanilla, green tea and chocolate.
By attaching the battery pack to the ultra-slim protective case, Refill+ can be easily connected to iPhone charging port, and provide at least 0.5~2 times backup power for your iPhone 4 battery.
Refill+ provides a portable and detachable battery pack to easily pack a power up anytime anywhere.
By removing the battery pack, this ultra-slim case is light-weight and durable to protect your iPhone and maintain its original look.
The special high-output battery allows for quick charging. Smart battery cell is efficient, safe and have up to twice capacity of traditional batteries.
The integrated LED power indicator tells you how much power is left in Refill+.
Refill+ provides a special cup look package, which is reusable as a real cup.