Note: Applicable to: computer, LED light strip, LCD, modified CD player, fan exhaust monitoring camera, router, digital products, communication equipment, etc Not suitable for: motor, water pump, motor, vacuum cleaner, air pump, vehicle refrigerator, fan exhaust, massage equipmenetc. Parameter: Output power: 240W Conversion efficiency: 90% or higher Input power: 100-240V 50/60 hz Output power: 12V/20 A Power output interface: DC 5.5x2.5mm Working temperature: - 20 degrees Celsius to 60 degrees Celsius The indicator light: there is light Polarity of the power: the soft-core is positive. the outer ring is negative Note: Only AC Adapter, without power cable. size: 198 x 98 x 45mm Material: PC colour: Black Package Contents: 1 x 240W 12V 20A AC Adapter Only the above package content, other products are not included. Note: Light reflection 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 +/- 1-3cm.