High quality replacement battery for Apple Watch 1(42mm) is 100% compatible and will meet or exceeds original Watch 1(42mm) battery specifications, all of our batteries for Apple Watch 1(42mm) are made with high quality battery cells.
A: Please find out your old battery's part number or the exact model name of your laptop at first (like 'Watch 1(42mm)'), then to match our product compatibility chart. Second please compare your old battery's shape to our product images ensure they are the same. Finally check the voltage(Rating) is same to your old battery's. More details please click How to find one correct battery for my laptop?
A: We have a strict testing process to ensure the battery for Apple Watch 1(42mm) you've ordered are functionally correct before they are packed and sent to you. All of our replacement Apple Watch 1(42mm) batteries are all covered by a 30-DAY WARRANTY for Money Back and 1-YEAR WARRANTY for replacement.
A: Brand new Apple Watch 1(42mm) notebook batteries need breaking in: fully charge the Watch 1(42mm) battery, discharge it down to 20% remaining and then fully charge it again, repeat 3-4 times to break-in the Watch 1(42mm) battery and get it to charge to its maximum.
A: Yes. We conform our battery designs to meet the specifications of your device. The physical footprint of the replacement Apple Watch 1(42mm) battery was tested and made to fit your device.
A: No, you do not need to have a PayPal account. You can use Visa, MasterCard, Discover, and American Express with PayPal. When you pay with PayPal, your credit card number is never exposed, and for the buyer, Paypal is totally free.