The parameters: AC input 100-240V 50 60Hz, DC output 12V 1A; wide voltage input with global standards(Compatible: if the current of your device is less than 1A, then this will be a good substitute, compatible 1A/0.9A/0.8A/600mA/300mA or less current device, fits 12 volt devices only!)
Protections and safety: over voltage protection, over current protection, short circuit protection, overheat protection; All products pass the plug and unplug test, power on test before ship, 100% brand new products.
Service: We provide 3-month return refund and 1-year warranty service. If you are not satisfied with our adapters or have any suggestions, please feel free to contact us by email. Any feedback from you will be greatly appreciated. It will help us to optimize products and serve all buyers better. Thanks!
DC interface size: 2.5mm inner diameter, 5.5mm outer diameter. Please pay attention to the size. It can ONLY be used for devices with sockets of 5.5 * 2.5mm or 5.5 * 2.1mm! The polarity of the adapter--internal positive(+), external negative(-).
Pay attention to the length of the DC cable: about 2.95in/90cm long. Please make sure it is long enough to connect the power source and your device before purchase. (INDOOR USE ONLY!)