**Our first batch has sold out, thanks for the amazing support! Secure your spot in our second production run now, with shipping to begin November 12
Make the most of the Surge 1 by pairing it with the Navihood Heart Rate Monitor, the Surge1 5 segment display allows you to see HR without losing visibility of the core functions, Speed, Rate, Distance and Time
Technology: It uses the ECG heart rate measurement algorithm adopted by most major brands, ensuring data accuracy.
Design: its slimline design ensures it is comfortable and compact
Battery Type: CR2032, between 9 and 12 months duration.
Wireless Technology: Bluetooth BLE5.0/ANT+
As well as connecting to the Surge 1 it also connects to most brands of cycling and GPS computers, sports watches, and sports apps on the market.
**Please note
Final Price includes all relevant Sales Tax / Import Sales Tax Does not include de minimis duties or tariffs Does not include shipping
The response to Surge 1 has been fantastic, and our first pre-order batch is now fully allocated.
The next production run is now available to order, with shipping expected to begin November 12. Thank you for being part of the SIRRA journey.
