Mophie Juice Pack Reserve 1840mAh Battery Case for iPhone 6/6s - Purple Type_Pop-Up Phone Holder This is the 40mm band

This is the 40mm band originally paired with Apple Watches Series 4 up to Series 6 but is also compatible with any series watch that has the smaller case size (38/40/41mm)

Just use a simple keystroke to switch between devices and avoid the hassle of pairing

Model Number: DWR-961

- 104-Keys

Mophie Juice Pack Reserve 1840mAh Battery Case for iPhone 6/6s - Purple Type_Pop-Up Phone Holder This is the 40mm bandMophie brand products, the Juice Pack Reserve Series 1,840mAh Battery Case for Apple iPhone 6 and 6s. All Matte Purple finish. High impact protection with a low profile design. Industry leading battery life. Includes Micro USB Charging cable. Model Number: 3368_JPR IP6 PRP