Model Number:Jarchii5gu10k7qgb Product Dimensions:8 x 7 x 3 cm; 70 Grams Item Weight:70 g Features:- This is a simple and easy-to-use DC motor speed controller of stable performance.- Speed controller is made with high quality circuit board which ensures a longer service life.- Equipped with fuse tube to protect the speed controller from burning out that short circuit causes.- With reverse polarity protection, high current protection.- Designed with convenient screw terminals for quick wiring.Specification:Input Voltage: DC 12V-40VControl Power: 0.01-400WRated Current: 8AMaximum Current: 10AStatic Current: 0.02A(standby status)Frequency: 13kHzSpeed Adjustment Range: 10%-100%Hole Diameter: 3.2mmOperating Temperature: -20~125Dimensions: 75*60*28mm / 2.95*2.36*1.10inPackage Weight: Approx. 73g/2.6ozPackage List:1 x DC Motor Governor [Premium Quality]: The motor speed controller adopts high quality circuit board which ensures a longer service life [Stable Performance]: High efficiency, high torque, low heat generating, this is a simple and easy-to-use DC motor speed controller of stable performance [With Protection Function]: With reverse polarity protection, high current protection, this PWM DC motor speed controller is equipped with fuse tube to protect the speed controller from burning out that short circuit causes. [Easy Installation]: Designed with convenient screw terminals for quick wiring [PWM Stepless DC Motor Speed Controller]: The DC Motor Speed Controller allows controlling direction of a DC motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully adjustable from 10%-100%. The motor speed controller can provide a continuous current of 8A to your DC motor or other DC load [Premium Quality] [Stable Performance] [With Protection Function] [Easy Installation] [PWM Stepless DC Motor Speed Controller]