• 【AC To DC Conversion】An AC/DC power adapter converts 100-240V AC mains power into 9V DC output for small electronic devices and network equipment.
• 【Dual Prong Interfaces】Two-prong input and coaxial cylindrical DC output plug support connection to devices using the listed connector format.
• 【Overvoltage Protection】Built-in overvoltage protection helps protect connected equipment during charging, while the adapter supplies a rated 9V output at 2A.
• 【Positive Center Polarity】Center pin positive and outer ring negative polarity provides a clearly specified connection arrangement for compatible DC-powered equipment.
• 【Broad Device Applications】Supports 9V routers, switches, splitters, set-top boxes, optical network terminals, surveillance devices, desk lamps, speakers, and other listed equipment.

Specifications:

• Product Type: AC/DC Power Adapter
• Input Voltage: 100-240V AC
• Frequency: 50/60Hz
• Output Voltage: 9V DC
• Output Current: 2A; actual approximately 1.4A
• Power Polarity: Center positive, outer negative
• Input Plug: Two-prong plug with silver-plated metal contacts
• Output Interface: Coaxial cylindrical DC power plug
• DC Plug Size: 5.5mm outer diameter x 2.5mm inner diameter
• Compatible Plug Size: 5.5mm x 2.1mm
• Housing Material: Engineering plastic
• Overvoltage Protection: Yes
• Global Voltage Compatibility: Suitable for use worldwide