Model Number:Health Gearghe2vgtq30 Product Dimensions:3 x 2 x 1 cm; 357 Grams Special Features:Digital Display, Adjustable Item Weight:357 g Features:- Speed controller is made with high quality circuit board which ensures a longer service life.- This simple and easy-to-use DC motor speed controller has an elegant appearance and stable performance.- Well design case can protect the controller board from damage as well as dissipate heat.- Designed with a digital display that shows the rate in percent of actual speed to maximum speed.- This motor speed controller would allow setting direction of rotation that accomplishes reversing the motor's direction.Specifications:Input Voltage: DC10V-55VOutput Voltage: Linear with loadOutput Current: 0A-100AContinuous Current: 60AMax. Power: 3000W(power=voltage*current)Speed Range: 0% to 100%Forward & Reverse: SupportRegulation Method: Potentiometer(linear)Regulation Type: Regulating CurrentControl Frequency: 15KHzWiring Type: TerminalRotary Knob: 100K(with switch)Boring Size for Potentiometer: 7mmSize: 128 x 98 x 40mm / 5.03 x 3.85 x 1.57"Package Includes:1 x Speed Controller [Premium Quality]: The motor speed controller adopt high quality circuit board which ensures a longer service life; Aluminum shell is very strong to prevent damage, holes on its side and top which are helpful for heat dissipation. [Regulate Range]: Input supply voltage: DC 10V-55V; Maximum current: 60A; Speed range: 0-100% ; Control frequency: 15KHZ [Switch Function]: The DC motor speed controller come with switch function which allows to set direction of rotation that accomplishes reversing the motor's direction [Digital Display]: Designed with a digital display that shows the rate in percent of actual speed to maximum speed; Note: the digital display is the percentage of the total motor speed 0-100, not the actual motor speed [Application]: The DC motor speed controller can be used to brush motor speed regulation, light dimming regulation in the DC circuit.Note: The motor cannot be used in electric vehicles. [Premium Quality]: The motor speed controller adopt high quality circuit board which ensures a longer service life; Aluminum shell is very strong to prevent damage, holes on its side and top which are helpful for heat dissipation. [Regulate Range]: Input supply voltage: DC 10V-55V; Maximum current: 60A; Speed range: 0-100% ; Control frequency: 15KHZ [Switch Function]: The DC motor speed controller come with switch function which allows to set direction of rotation that accomplishes reversing the motor's direction [Digital Display]: Designed with a digital display that shows the rate in percent of actual speed to maximum speed; Note: the digital display is the percentage of the total motor speed 0-100, not the actual motor speed [Application]: The DC motor speed controller can be used to brush motor speed regulation, light dimming regulation in the DC circuit.Note: The motor cannot be used in electric vehicles.