I've acknowledged Aggregate Flash bluetooth speed and cadence sensor Rotten Wild Inspector
The Legend of the Brompton Bumble B: Review: Wireless Bluetooth Speed & Cadence sensor by POSMA
Garmin Speed sensor 2 & cadence sensor 2 - measurement and storage of speed, cadence, distance via ANT+ or Bluetooth LE. Mount on wheel hub. : Amazon.co.uk: Sports & Outdoors
LifeLine Speed & Cadence with Bluetooth 4.0 & ANT+ | Wiggle
Speed Sensor and Cadence Sensor Set | Polar UK
Magene S3+ Cadence/Speed Sensor for Cycling, Bluetooth/ANT+ Bicycle Cadence Sensor Bike Speed Sensor, Wireless RPM Sensor Compatible with Android/Iphone and Bike Computer : Amazon.co.uk: Sports & Outdoors
Cat Eye ISC-12 Speed + Cadence Sensor Kit Bluetooth 1603970 for Strada Smart
Bluetooth Smart Bike Combo Speed & Cadence Sensor | ukwebsite-onlineshop