Waterproof Electric Bicycle Pedal Assist Sensor E bike Double Hall 12 Magnet Left/Right Side PAS System DIY eBike Modified Parts brand new and high quality. Electric bicycle pedal assist sensor, for DIY eBike modified. Double hall 12 magnet, easy to install and save effort. Color: black Material: ABS A: installed on the left side B&C: installed on the right side Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1 Electric Bicycle Pedal Assist Sensor Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!