Title: 12V 20A DC Universal Regulated Switching Power Supply 240W AC 110-240V New 12V DC 20A 240W Regulated Switching Power Supply for LED Strip Light Metal AC 110/240V to DC 12V 20A 240W Regulated Switching Power Supply for LED Strip 110-240V To DC 12V 20A 240W Regulated Switching Power Supply For LED Strip light Features : Metal Shell Universal AC Input / Full Range Input Voltage: AC110V or 240V, 50/60Hz Note: The default input voltage of this product is 110V. If it is used in 220V, to avoid being burned out , you need to turn the switch to 260v. Output: DC 12V, 20A Over load protection Over charge protection Short circuit protection 100% full load burn-in test Cooling by free air convection Overall Dimensions: 4-5/6"L x 8"W x 2"H CE Listed Connection: L, N: AC power input GND: DC power output "-" V: DC power output "+" +V / ADJ: adjust the output voltage Working temperature: 0~40ˇăC Storage temperature: -20~60ˇăC Ambient humidity: 0~95% Non-Condensation ONLY for INDOOR USE Max Support Length of LED Strip: 3528 LED Strip w/ 300LEDs ---> 40 Meters 5050 LED Strip w/ 150LEDs ---> 26.4 Meters 5050 LED Strip w/ 300LEDs ---> 13.2 Meters Package include: 1 x Switching Power Supply