AYNEFY 24V Brushed Motor Speed Controller for Electric Bicycles & Scooters - Stable Speed Control for Commuting, Leisure Riding & DIY Projects

Features: 1. The controller shell is made of aluminium alloy, which can protect the inner circuit and good for heat dissipation to avoid thermal overloading. 2. This item is a brushed motor controller, it can provide steady speed and sensitive control of braking and direction changes. 3. The wires and interfaces are durable, and ensure low malfunction of long time use. 4. This product is easy to install. 5. Suitable for electric bicycles, scooter, etc. Specification: Material: Aluminium alloy Rated Voltage: 24V Under-Voltage Protection: 20±0.5V Speed Regulator: 1-4 V Match Motor: 250 - 350 W motor Suitable for: Electric bicycle, scooter, etc Size: Approx. 83 * 65 * 37 mm / 3.26 * 2.55 * 1.45 inch Weight: Approx. 120 g Package List: 1 * Brushed Controller Noted: 1. Please make sure that every interface is rightly connected to what it matches. 2. To the thick black&red power cord, the red is for battery positive electrode, and black for battery negative electrode. to the thick yellow&blue motor cord, the blue for positive electrode, the yellow for negative electrode. Make sure that power cord is placed rightly to damage.