What should I notice when I first time us Iphone4s battery case ?
- If long time not to use the product, pls charge for it one time at least 3-4 months time .To keep a certain amount of power in order to maintain the life of the product.
- Do not use this product next to the fire and heat source, to avoid accident. .
- Do not expose the product to rain or wet conditions.
- Do not disassemble, modify the product to avoid damage to the product of the protection device to avoid danger.
