All our products are FCC, CE and RoHS approved. The ChargeCase iPhone 6/6S Battery Case has a battery capacity of 1500 mAh. The 6Plus/6s Plus has a battery capacity of 2000 mAh.
The iPhone 6/6s case will provide you with 80% extra battery power, while the iPhone 6 Plus/6s Plus will provide you with 60-70% depending on your usage
How do I know how much battery power is left in the case?
On the back of the each case you will find 3 indicator lights:
One Red Flash = 25%
Two Red Flashes = 50%
Three Red Flashes = 75%
Four Green Flashes = 100%