Smart watches Samsung Gear S4 will receive a strap with built-in battery and a fingerprint scanner | gagadget.com
SAMSUNG Gear S4 Specification - IMEI.info
Amazon.com: [430mAh] Battery for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic, (2023 New Version) Upgrade Replacement Battery for SM-R770, BR760, R765, EB-BR760ABE, GH43-04699A with DIY Repair Tool Kits : Cell Phones
Amazon.com: kytuwy Gear S3 Frontier & Classic/Galaxy Watch 46mm bands (4 Colors) with One Bezel Loop Ring Styling and One Protector Case for Gear S3 Frontier & Classic/Galaxy Watch 46mm : Cell
Samsung's Gear S4 watch could solve a BIG problem with the Gear S3 | Express.co.uk