Providing your doppel is not damaged, you have 60 days to arrange a refund or exchange. Learn more about our returns policy here.
Compatible with your smartphone
Your doppel syncs with thedoppel appon your smartphone via Bluetooth Low Energy (BLE). Nearly all smartphones and tablets support BLE but if you have an older phone or tablet please checkhereto make sure that you'll be able to connect.
Stainless steel base* Plastic top (70% PC, 30% ABS) Medical grade straight or tapered silicon strap Dimensions: 37.5mm in diameter, 8.5mm in height Weight: 34 g Battery and power: Fully rechargeable lithium ion battery. Charges via a bespoke charging base in two hours Waterproofing: Water and sweat resistant (IP65)
*doppel’s stainless steel metal base contains very small quantities of nickel, however, the amount falls below the strict nickel restrictions set by European REACH regulation. Therefore, while nickel exposure is unlikely to be a problem, you should be aware of the possibility in case you're susceptible to nickel-related reactions.