1、Input and Output Voltage: This DC power supply box is AC100V to 120V or AC220 to 240V input, DC12V output, has 18 channels. 2、Anti Theft Lock Design: Each power box is equipped with an independent lock and key, which can prevent rain, theft and electric shock. 3、Double Cap Core Fuse: If the fuse is damaged during startup, the performance of other output lines will not be affected. 4、Metal Shell: The box adopts metal shell, high temperature resistant, flame retardant, anti leakage, with reliable performance. 5、Widely Use: Suitable for various electronic equipment, widely used in LED light, security monitoring, 3D printing, automation equipment, lamps, instruments, etc. 1 x DC Power Supply Box2 x Key4 x Screw4 x Accessories2 x Fuse Item Type: DC Power Supply BoxMaterial: MetalRipple: 80MVInput Voltage Range: 110V (AC100-120V), 220V (AC220-240V)Output Voltage Accuracy: ± 2%DC Voltage Adjustment Range: -5% to +10% of rated output voltageWork Efficiency: 80%Leakage Current: 240VAC <1MAOverload Protection: 105-150% burping mode, automatic recoveryOvervoltage Protection: 100-135% diode clamping, output cut off, automatic recoveryElectromagnetic Compatibility Standard Emission: EN5022 (CISPR22) CLASS B, harmonic: EN61000 3 2,3Electromagnetic Compatibility Standard Anti Interference: EN61000 4 2,3,4,5,6,8,11, EN55024, Class A heavy industry standardOperating Temperature and Humidity: -15℃ to +70℃, 20% to 90% RHSafety Certification: CE, ROHS, FCCMean Time Between Failures: ≥824600 hours, MIL HDBK 217F (25℃)Start Rise Hold Time: 1000MS, 30MS, 50MS