Features1Grooved Housing: The controller housing is made of metal with a groove design, which protects the internal circuitry from thermal overload due to its good heat dissipation. 2Easy to Install: The electric bike controller and meter is easy to install, which is suitable for electric bikes, scooters, etc. 3Parameter Display: Include power indicator 5 cells, automatic identification of 24, 36, 48v voltage and save gear indicator within 5 seconds after power on, short press "" or "+" to switch gears, long press "" key to enter 6km per hour boost under static, enter cruise under running state, custom long press "+" key to turn on or off lights, 10min no action automatically enter power saving hibernation. 4Aluminium Alloy and ABS: This electric bike controller kit is made of aluminium alloy and ABS material so that it is strong and durable. 5With Screen Bracket: The electric bike motor speed controller kit comes with a screen bracket which is suitable for 22.5mm diameter handlebars.SpecificationItem Type: Electric Bike Controller KitMaterial: Aluminium alloy and ABSGross Weight: 323g/11.4ozPower: 350WCurrent Limit: 13APackage List1 xMotorSpeedController1 x Meter1 x Manual