Power supply box for 12V 3.2A 4-channel cameras   Features DC OUTPUT port: 4 channels OUTPUT VOLTAGE: DC 12V NOMINAL CURRENT: DC 3.2A RATED POWER: 40W Support for: 4 Cameras INPUT VOLTAGE RANGE: AC 100-120V, AC 200 -240V, 50Hz / 60Hz FREQUENCY RANGE: 47-63HZ DISPERSION CURRENT: 1mA / 240VAC ENVIRONMENT: OPERATING TEMP: -10 ~ + 60° C OPERATING HUMIDITY: 20-90% RH non-condensing STORAGE TEMP, HUMIDITY: -20 ~ + 85°C, 10-95% RH Box material: aluminum SIZE: 165X165X47mm  Screws and keys for box included