Description: Simple installation and disassembly makes it more convenient to use. Premium plastic material makes it ultralight and adds no extra weight to your bike. Good performance makes it possible to adjust the riding intensity at any time according to different situations. High sensitivity and 12 magnetic force make it very reliable and practical. It is constructed of PC material. The length of this product is 5.43cm and width is 4.4cm. Perfectly suitable for bike, electric bicycle, etc. According to the speed of the turn of the foot to identify the power, pedal up in the process of riding is more lightweight and electricity saving. Item Name: E-Bike Assist Sensor Material: PC Plug: 3-pin Waterproof Head/Ordinary Head Voltage: 36V 48V Installation Position: Left No-Braking Current: Less Than 5MA Current with Brake: Less Than 6MA Lead Tension: More Than 20N Hall Electrical Life: More Than 20M Times Ordinary Cable Length: 1015mm (39.96in) Waterproof Cable Length: 870mm (34.25in) Features: High Sensitivity, Dual Hall, 12 Magnetic Size Details: L: 5.43cm/2.14", W: 4.4cm/1.73" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x E-Bike Assist Sensor