Features High Precision Control: Achieve speed regulation with a high accuracy potentiometer featuring a convenient switch function for effortless Aluminum Alloy Knob: Enjoy a compact design and robust feel with the aluminum alloy knob, ensuring easy adjustments and enhanced usability Reliable Performance: Benefit from imported MOS tube technology, guaranteeing stability and quality in your speed control needs Built to Last: Crafted with high-quality electronic components and meticulous processing, this controller promises long-lasting durability for all your projects Smooth Stepless Adjustment: Experience seamless speed control with stepless regulation, allowing you to fine-tune your DC motor to your exact specifications Features: 1、High accuracy potentiometer with switch function 2、With aluminum alloy knob, compact appearance and easy to use 3、Imported MOS tube to ensure product quality and stability 4、Adopted of electronic components, and accuracy process, ensure for the durability 5、The stepless speed regulation can provide control Specification: Item Type: Speed Controller Input Working Voltage DC: 6-12V Rated Current: 6A Speed Range: 0%-100% Weight: Appprox. 35g / 1.2oz Size: Appprox. 6.6 x 3.8 x 3cm / 2.6 x 1.5 x 1.2in Package List: 1 x Speed Controller 1 x Nut 1 x Knob Note: betweendiv>1. DC motor governor input is DC, not directly connected to ACbetween/div>betweendiv>2. Do not reverse the positive and negative terminals of the DC power supply, otherwise the governor may be damaged.between/div>betweendiv>3. The motor can be positive or negative. When the running direction is inconsistent with the expectation, the direction can be changed by adjusting the cable sequence.between/div>betweendiv>4. Adjust the potentiometer knob to change the duty cycle of the governor. When the motor speed changes the wiring, the cable must not touch the heat sink.between/div>betweendiv>5. The potentiometer is adjusted CW, the larger the valuebetween/div> Package List 1 x Speed Controller 1 x Nut 1 x Knob