Features:Speed controllerDesigned to be a brushed motor controller, which can provide stable speed and sensitive control of braking and direction changes.High performanceThe wire and 8 interfaces are sturdy and durable, greatly ensure a low failure rate when used for a long time.Easy installationAttached with labels on each interface, easy and convenient to install.Superior materialMade of high-quality aluminum alloy material, which can protect the internal circuit, with good heat dissipation to avoid thermal overload.Wide applicationSuitable for electric bike, electric tricycle, scooter and so on.Specifications:Type: brushed motor controllerMaterial: aluminum alloyItem Color: silverRated Voltage: 24VRated Power: 800WSpeed Controller: 1-4VProtection Voltage: 20.5V(+-0.5V)Size: 10.5*7.3*3.8cm/4.15*2.87*1.49inch(L*W*H)Weight: 130g/4.59oz