Function: To protect the bike, especially chain, motor,gear, etc. During the riding, after your bike fit the gear sensor, when you change the gear, the gear sensor will cut the power of whole bike, the motor will stop working, the chain also turn slower, it is more fluently to shift the gear, and protect the bike well. Operating voltage: 4-5.5 VDC Current consumption: 5mA Signal Output: Pulse duration 0.1s Protection circuit: Short Circuit & Polarity Reversed Protection Housing material: Intensive ABS International Protection: IP67 Operating temp/hum: -25? ~ +70? ; 85 % RH Size(L*W*H): 47mm * 18mm * 12mm

It can help rider to avoid some problems like chain or derailleur damaged also can bring some smooth shifting feeling to rider, it can widely be used for middle motor drive system. An absolute must for electric bicycle. Signal Output:Pulse duration 0.5s, Make your gear shifting more fluent. Function: Cut power during gear shifting. The sensor is patented which can detect the action when rider shifted the gear on eBike. Gear shift sensor for Bafang BBS01 BBS02 BBSHD.

Date First Available: December 17, 2018. Best Sellers Rank: #105,265 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 76 ratings 4.7 out of 5 stars. : B07LFBPQZM. Style: ?Modern. Part Number: ?SS01. Manufacturer: ?HIEBIKE. Brand Name: ?BAFANG. Package Weight: ?0.02 Kilograms. Item Package Dimensions L x W x H: ?4.25 x 3.94 x 0.59 inches.