Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si Replacement controller for the electric scooter EABS electronic brake Zero start Switch between kilometers and miles 3 gear speed mode switch Scope of application:Electric Scooter Support single trip mileage record and ODO total mileage record Intelligent energy saving delay automatic shutdown Suitable for folding scooter controller replacement, Wheel 4inch 5inch 5.5inch 6.5inch, power 350w and brushless DC motors Technical data a)P0, lack volatge (battery voltage this will not work) b)P1, wheel diameter c)P2, motor pole pairs d)P3, it is speed signal choice (speed from hall sensor or LCD meter) e)P4, it is km or Mile. 0 is km, 1 is Miles f)P5, 0 is zero start, 1 is not. g)P6, Cruise choice. (it is related to scooter model). 1 is yes. 0 is no. h)P7, Soft start choice (it is related to scooter model) 0 is soft start. 1 is hard i)P8, Percentage of output power if motor don't work ,don't link the hall try again Different batches may result in different product appearances, printed text, and colors, which do not affect usage. Type:24V Colour:Black & Silver Material:Metal+Plastic Package Contents: 1 * Controller 1 * LCD Display 1 * Brake Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.