Wireless, simple and easy to operate with large easy to read digits. The Sigma BC 1009 STS is ideally equipped for training purposes, with all the essential functions, plus wireless gives your bike a clean tangle free look, with the front sensor suitable for mounting to the front fork.

From the great German manufacturer "Sigma" offers 25 years of rapid development with their ultimate vision evolving into offering highest-quality products at a reasonable price.

Sigma transmission system (STS)

Digitally encoded 3-channel wireless transmission
Speed, are sent in digitally encoded data packages to the receiver integrated inside the computer head

General Functions

• Languages setting, 7 languages
• Automatic start/stop
• Battery status display receiver/ transmitter
• Battery type: 2032
• Backup function (storage chip)

Bike Functions

• Actual speed
• Average speed
• Maximum speed
• Trip distance
• Comparison of current and average speed
• Total distance (Not shown while riding)

Time Functions

• Riding time
• Clock
• Total distance (Not shown while riding)

Note: Spoke magnet fits up to 8mm bladed spokes, and is versatile enough to suit a number of spoke types (Spinergy PBO) etc.