Product model: OP4

Product features:

1. The world's most thin iPhone 4 shell type standby power, and is only 15mm thickness

2. Solid, durable, environmental protection engineering materials, all-round protection, from scratch and collision domain.

3. The safety high capacity battery back-up for iphone 4 provide double standby time

4. The reasonable shape design, don't tear down shell can enjoy iPhone 4 all functions

5. Avoid effectively short circuit, overcharge, put in extreme conditions, and fault occurs.

6. Using the original IPHONE, without additional wiring interface can be charging, secure and convenient.

7. Microcomputer power monitoring indicator function

Technical parameters:

1. Input: DC 5V / 500MA

2. Output: DC 5V / 500MA

3. Battery: lithium-ion polymer battery

4. Built-in battery capacity: 1400mAh

5. Size: 125 x 61 x 15mm

6. Weight: about 55 g