Features1Quality Assurance: Strict quality control and quality assurance, high safety factor, can be used with peace of mind. 2Brushless Motor Controller: Can provide stable speed and sensitive control of braking and direction changes. 3Easy to Operate: M5 LCD display socket can be connected to the instrument interface of the controller to realize the function. 4Good Heat Dissipation Function: Controller shell is made of metal with groove design, which can protect the internal circuit and avoid thermal overload. 5Applicable Model: Brushless motor controller is easy to install and use, LCD display, suitable for installation aperture 33mm/1.3in, adapter ring size 22.5mm/0.9in (default) 25.4mm/1in, 28.6mm/1.1in three options.SpecificationItem Type: M5 LCD Instrument and Controller KitColor: As Pictures ShownVoltage: DC48/60V UniversalPower: 350WCurrent Limit: 13ALow Voltage: DC42/53VMaterial: Aluminum AlloyWeight: Approx.494g/17.4ozController Box Size: Approx. 9x5.3x3cm/3.5x2.1x1.2inPackage List1 x Controller1 x Instrument1 x Manual