Security 01 AC to DC 5V 2A Power Adapter Supply, Plug 3.5mm x 1.35mm, with 5.5mm 2.1mm Connector

Input: AC 110-240V 50-60Hz Output: 5V DC 2A, backward compatible with 0.5A, 1A, 1.5A, 2A DC Connector Size: 3.5mm x 1.35mm, with 5.5mm x 2.1mm plug tip. NOT Compatible with 4.0mm x 1.7mm, Micro USB and USB C Output Cable Length: 1.2 Meters, it comes with a Magnetic Ring, which is designed for protecting equipment from high-frequency noise and electromagnetic interference (EMI), Suppresses EMI and RFI, Filters High-Frequency Noise, Improves Signal Integrity Safety: UKCA WEEE RoHS certificate, Over-Voltage protection, Over-Current protection, Short Circuit protection. The product's key advantage is the reliability and peace of mind its safety features deliver, especially when powering valuable or important equipment Product Usage Instructions: 1, Select a correct adapter tip for your device, this product tip is 3.5mm x 1.35mm (with 5.5mm x 2.1mm adapter tip) 2, Check the input voltage (5V) and Current (Not more than 2A) of your device. 3, Make sure your device's polarity is center positive (+)