Features: This LED controller is suitable for bottom lamps, ceiling lamps, wall lamps, and other lighting applications. It includes short-circuit protection, overvoltage protection, overcurrent protection, and overheating protection. Designed for high quality and long-lasting performance. Easy to install and wire. Package Includes: 1x Drive Power Supply Specifications: Type: LED ceiling lamp driving power ballast Power: 8-12W / 8-25W / 22-40W Input Voltage: AC 180-260V Frequency: 50-60Hz Output Current: 250mA Color: White Material: PVC Size: Approx. 9.5 x 4 x 2.5cm (3.74 x 1.57 x 0.98in) Quantity: 1 piece Note: Please allow slight measurement deviation due to manual measurement. Color may vary slightly due to different monitor displays.