This product is made from high-quality materials, lightweight, and designed for easy installation with minimal load. It features a clear LED display and is practical for everyday use. The display and controller are constructed with durable, waterproof materials for reliable performance. The LED screen clearly shows battery capacity, and includes buttons for quick speed adjustment and headlight control, providing user-friendly operation. The brushless controller operates quietly and smoothly, preventing sudden acceleration or deceleration to enhance safety. The display includes a mounting bracket for simple installation and fits most handlebars. Compatible with electric bicycles, scooters, and similar vehicles. Type: 24V, 36V, 48V (optional) Material: Plastic and metal Power: 250W / 350W Speed modes: (1:2:3) 33%, 66%, 100% Controller dimensions: approximately 86 x 52 x 30mm (3.4 x 2.0 x 1.2 inches) Display dimensions: approximately 80 x 42 x 15mm (3.1 x 1.7 x 0.6 inches) Item weight: 300g (10.6 ounces) Package dimensions: 200 x 50 x 80mm (7.9 x 2.0 x 3.1 inches) Package weight: 308g (10.9 ounces) Note: Controller includes power switch module (output battery voltage, supports up to 50W) Package List: 1 x LED Display 1 x Controller