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3

2

Zip Tie

Rubber 

Bracket

Wheel Magnet Set

Rubber Bracket Set

Cadence 

Magnet

Extension

Rubber

Zip Tie

Device Overview

Install Sensor 

Install Cadence Magnet Set

Install Wheel Magnet Set

1

Cadence Sensor

Sensing Point

Speed Sensor

Sensing Point

Battery Cover

Test Key

Cadence Magnet Set

for crankarm

Top View

IMPORTANT NOTE

Align Cadence Magnet with Cadence Sensor 
Sensing Point as shown. Proper distance between 
sensor and magnet should be less than 10 mm

Install Cadence Magnet on left crankarm near pedal 

as shown.  Do not tighten zip ties completely to 

allow magnet placement. Use Extension Rubber for 

proper distance adjustment

Top View

IMPORTANT NOTE

Align Wheel Magnet with Speed Sensor Sensing 
Point as shown. Proper distance between sensor 
and magnet should be less than 10 mm. Use screw 
driver for proper distance adjustment.

Pre-fit Sensor and Rubber Bracket on left rear 

chainstay (non-drive side) and trim excessive 

rubber from bracket.  Ensure the battery cover is 

facing up. Install zip ties loosely to allow sensor 

placement. 

Unscrew the wheel magnet 

to install on spoke.

For Round Spokes

For Bladed Spokes

Cadence

Magnet

Cadence Sensor

Sensing Point 

CS1505

Speed & Cadence Sensor

User’s Guide

INSTALLATION

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