XWNV 3V AC DC Adapter 2A Power Supply 100-240V AC to DC 3Volt 2Amp Power Adapter Converter Transformer 3v 2000ma ac Adapter 5.5mm x 2.5mm DC Plug 4FT Cord Universal DC power adapter comes with 4 Feet Extra long Cable for small household electronics devices,such as router, modem, USB Hub, USB extension cable, TV Box, Stereo speaker, LED monitor and radio, etc. AC to DC power supply adapter is ideal for your charger replacement, upgrade and spare power needs.Power Specification: Input Connector :US plug Input voltage range: 100 VDC - 240 VDC Rated input frequency: 50Hz/60HzPlease Be Noted: 1)make sure the voltage matches your device requirements. 2)Non-waterproof, indoor use only. Package contains: 1 x AC/DC adaptor