Input: AC 100V-240V;
Output: 3A max 5V DC; Works with device that draws less than 3A such as 0.5A 1A 1.5A 2A 2.5A 2.7A 3A. We recommend to use less than 80% of the full load. DO NOT OVERLOADIt comes with a female DC connector for screwing wires onto it. You can easily connect wires on it without solderingDC plug size: 5.5 mmx 2.5 mm( 5.5 mmx 2.1 mm compatible); Inside diameter is positive + outer diameter is negative -; (Please note: The positive and negative poles must not be wrongly connected as this will cause the equipment to not work. )Works with devices required 5V 3A DC power and physically fits the plug. such as WS2811 2801 WS2812B APA102 SK6812 LED Strip Pixel light CCTV Camera Router ecurity System Computer Project etcThis is a Dc 5v 3a adapter not a charger and cannot charge phones or laptops