Features： 1、Internal Circuitry Protection: The controller shell uses high quality metal with grooves designed to protect the internal circuitry from thermal overload due to good heat dissipation. 2、Scope of Application: The 36V/48V 250W/350W brushless motor controller LCD panel is easy to install and use, comes with an LCD screen bracket, and fits 22.2mm/0.9in handlebars. 3、LCD Display: The LCD S900 display can clearly display the status and data, the backlight allows you to see the screen clearly in the dim environment. Buttons for quick operation. 4、Widely Uses: Suitable for electric bicycles, scooters, etc. Adopts high quality aluminum alloy and ABS material, having reliable performance, sturdy, durable and long service life. 5、Brushless Motor Controller Parameters: With 6 mosfet, DC 36V/48V rated voltage, 15A current, 1.1‑4.2V speed setting, low level brake, 1:5 supercharger. Specification： Item Type: Brushless Motor Controller LCD Panel Material: Aluminum Alloy + ABS Controller Parameters: Mosfet: 6 Mosfet Rated Voltage: DC 36V/48V Current: 15A Speed Setting: 1.1-4.2V Brake: Low Level Supercharger: 1:5 Package List： 1 x Controller 1 x LCD Display 1 x Manual