Features: 1Plastic Material: Plastic shell has fine workmanship, good toughness and waterproof performance, providing better protection for the internal circuit and make it more durable. 2LED Display: This LED instrument panel has sensitive buttons and is easy to operate, intelligent power display, true battery power, real time recording power consumption, to ensure riding mileage. 3Gear Memory Function: The high, medium and low gear analog torque thrust comes from the switch gear and gear indication display, with gear memory function, and the gear state can be automatically restored when the power is turned on. 4Customize Settings: Adopt five wire digital communication and has multi function self tuning function parameters. Users can customize settings according to different models, such as motor parameters, speed parameters, and speed parameters. 5Wide Applicatons: Compatible with 36V and 48V voltage, suitable for 22.2mm handlebars, perfect accessories for electric bicycles, scooters, etc, suitable for JN controller and for Pasion electric bike motor kit. Package included: 1&nbspx&nbspS810&nbspDisplay&nbsp 1&nbspx&nbspManual&nbsp