DescriptionWidely used in Low Voltage Flexible LED Rope Strip Lights, LED Ribbon Tape Light, LED Modules, LED Cabinet Lamps, Under Counter Lighting, CCTV Cameras , Security Systems. This professional Power Transformer can give the user more stable power output.Features- Color: Black. - Material: Plastic. - Size: 8 x 7 x 5 cm. -Modulation mode: pulse width modulation (PWM) - Transistor connection: half bridge - Input voltage: 220(V) - Output power: 12w-120w (W) - Output voltage: 12(V) - Work efficiency: 85(%) - Output ripple noise: 10 - Output voltage accuracy: 5-10(%) - Voltage adjustment rate: 10(%) - Load adjustment rate: 1(%) - Product certification others - Output current: 1-10(A) - Operating frequency: 50-60(HZ) - Operating temperature: -25~55 - Multiple Use, can be use in LED Light, industrial, etc. - External interface 5.5mm, internal diameter 2.5mm, wide voltage, universal. - The internal use of battery, service life doubled, external use of heat and fire ABS+PC plastic structure, both internal and external repair, excellent quality and durable. - Excellent shell, wear-resisting and heat-resisting shell, fine texture, strong shell, anti-pressure and anti-fall. - Output power is sufficient, high precision, small voltage ripple, and stable power supply.