Switch power supply, convert AC 110V220V to DC 12V. Wide input voltage range, steady and precise output voltage. Shortage protection, overload protection(105%200%), over voltage protection(115%135%). Widely used as the power adapter for Led strip, LED display, billboard, industrial equipment, etc. IN-DOOR USE ONLY! Material: Metal case / aluminum baseSwitch power supply, convert AC 85V263V to DC 12V. Wide input voltage range, steady and precise output voltage. Shortage protection, overload protection(105%200%), over voltage protection(115%135%). Widely used as the power adapter for Led strip, LED display, billboard, industrial equipment, etc. IN-DOOR USE ONLY! Material: Metal case / aluminum base Input voltage: AC 110V220V Input surge: Cold 20A@120V AC Output voltage: DC 12V Output voltage adjustment range: 12V10% Output current: 2A Output power: 24W Working temperature: -10~50C Storage temperature: -20~85C Working humidity: 20%~90%RH Non-Condensation Storage humidity: 20%~95%RH Certification: CE Item size: 8.5*6*3.3cm / 3.3*2.4*1.3in Item weight: 122g / 4.3oz