Mainly used for CCTV camera, LED flexible strip, LED decorative lighting, building lighting, stage lighting, LED display and household appliances. This power supply is built in fan on/off control circuit, fan can automatically work according to the working temperature. The voltage is selected by the switch Connected Point Use the appropriate voltage, avoid damage to the machine. Product Name: Switch Power Supply Input: AC 110-220V Output: DC 24V, 2A Material: Alloy, electronic parts Size: 11 x 7.8 x 3.7cm / 4.3 Inch x 3 Inch x 1.4 Inch(L * W * T) Main Color: Silver Net weight: 211g Package Contents: 5 x Switch Power Supply Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.