Feature: 1. SUITABLE FOR: Works well for pedal assisted electric riding system, which can save energy when pedaling and provide stable pedal motor power. 2. EASY TO USE: Unlike other pedal assist sensors, the KT?D12R pedal assist sensor adopts split installation, no need to remove the crank, and the installation is simpler. 3. PREMIUM MATERIAL: The pedal assist sensor is made of high quality ABS material, fine workmanship make the products , not easy to damage, and greatly extend the service life. 4. AND SENSITIVE DESIGN: The KT?D12R power assisted magnetic point is installed on the right side of the , and with a plug, it has better performance. With many features such as small size, light weight, , the D12R speed sensor is easier to install and the sensor is more sensitive. Specification: Item Type: Pedal Assist Sensor Material: ABS Product Color: As Pictures Shown Product Weight: Approx. 92g / 3.2oz Connector: plug Application: 12V 72V voltage Package List: 1 x Magnetic Disk 1 x Sensor 2 x Cable Tie 1 x Circlip Note: Note that this is installed on the right side of the bike.