Feature:1. Outer Housing: The controller housing is made of high quality metal with grooves designed to protect the internal circuitry from thermal overload due to good heat dissipation.2. What You Get: There is 15A controller, OMTM3 panel, 130X thumb throttle, 8C power assist sensor included in the package, full kit will be enough to meet your needs to upgrade your bike.3. Panel Function: The OMTM3 panel is compatible with 36V and 48V voltages, and while riding, a lot of useful data about your bike can be displayed, such as: Intelligent power display, truly reflect battery power, real time record power consumption, ensure cycling mileage, headlight control, backlight brightness 3 level adjustment, five gear control, mileage display, fault code display, power thrust mode 6km/h, etc.4. Easy to View: The included panel can display much useful date of your electric bike, so that you can clear about your bike state with a glance, providing a satisfying using experience.5. Application Scope: Suitable for 250W and 350W motor, mainly used for DIY electric bike, electric bike, electric scooter, folding bike, etc.; Easy to maintain, the lithium ion bike conversion kit greatly improves the pleasure of riding.Specification:Item Type: Electric Bike Conversion KitMaterial: Aluminum Alloy + ABS PlasticColor: As Picture ShownApplication: for 250W, 350W Bicycle MotorGross Weight: Approx.474g/16.7ozProduct Size: Controller Box 82x50x30mm/3.2x2.0x1.2in, Panel 74x46mm/2.9x1.8inController Rated Voltage: 36V DC /48V DCController Maximum Current: 15AController Speed Setting: 1-4.2VController Brake Input: Low LevelBOOSTER: 1:5Applicable Motor Power: 250W, 350W.Package List:1 x Motor Controller1 x Panel1 x Thumb Throttle1 x Power Assist Sensor1 x Controller Wiring ManualNote:Please note that the size of the motor matches the controller kit.