Super compact and lightweight magnet-less cycling speed sensor. Translucent Composite Matrix construction with LED indicator. Simple installation that mounts to most hubs. High-tech dual Bluetooth system that can simultaneously pair with cycling computers and smart trainers. Features a replaceable CR2032 battery.

Features:

• Material: Polycarbonate
• Accurate, compact magnet-less speed sensor
• Installs quickly and connects via Bluetooth
• Connect up to two devices: Exp. smart trainer + head unit
• Mounts on most hubs
• Replaceable CR2032 battery
• No magnets necessary
• Dimensions: 37x33x13mm
• Weight: 20g (with battery)