Features： 1、Internal Circuitry Protection: The controller shell is made of 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 handlebars. 3、LCD Display: The LCD 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、Quality Material: Using aluminum alloy and ABS material, having reliable performance, sturdy, durable and long service life, for electric bikes. 5、Controller and LCD Instrument Parameters: 6 mosfet, DC 36V/48V rated voltage, 15A current, 1.1‑4.2V speed setting, low level brake, 1:5 supercharger. Communication protocol is UART, waterproof grade is IP65. Specification： Item Type: Brushless Motor Controller LCD Panel Material: Aluminum Alloy + ABS Controller Parameters: Mosfet: 6 Mosfet Current: 15A Speed Setting: 1.1-4.2V Brake: Low Level Supercharger: 1:5 LCD Parameters: Communication Protocol: UART Waterproof Grade: IP65 Application: Fit 22.2mm/0.9in Handlebars Package List： 1 x Controller 1 x LCD Display 2 x Manual