Note: This is 24V power adapter ! it cannot work with 12V led light. Specifications: Input Voltage: AC100-240V 50/60Hz, Output Voltage: DC 24V, Output Current: 2A /3A ±5%, Shell Material: Plastic, Shell Colors: White, Working Temperature: 0~40°C, Storage Temperature: -20~60°C. Features: Built-in over voltage, over current, and short circuit protection, PWM design, make sure the stability and high efficiency of power supply, Anti-jamming, passed EMC test, wave less than 20MV, Constant voltage output, assume stable power supply for LED lightings to reach long lifetime. Package :1 x power supply