Input: 100~240V AC 50/60Hz Output: 12V DC 0.5A (500mA), 6 Watts Connector Size: 5.5mm (Outer Diameter) x 2.1mm (Inner Diameter) Output cable length: 1.2 m, comes with a magnetic ring, which performs an important anti-interference function, protecting your equipment from high frequency noise and electromagnetic interference Warranty: 2 Years, Model: CS-1200500, Package Content: 2 x 12V 0.5A, Safety: CE, WEEE, RoHS Certificates - Overvoltage, Overcurrent and Short Circuit Protection Instructions for use of the product: 1, Select an adapter with the correct tip for your device, the tip of this product is 5.5mm x 2.1mm. 2, Check the input voltage (12V) and current (not higher than 0.5A) of your device. 3, Make sure the polarity of the device is positive in the middle (+)