Ganewry Universal DC 5V Power Adapter Extension Cord, Compatible for 5-Volt IP Camera, 10 Feet Length, 1.35x3.5mm, Compatible with Foscam F8910W/FI9821P/FI9831P/R2 (Black) DC 5-Volt, Black color, Male to Female, DC size 3.5(outer dia.)*1.35(inner dia.)mm, 22AWG*2C, PVC Outer Jack, 10 Feet Length Work with Foscam FI9821W/P, FI9831W/P, FI9816W/P, FI9826W/P, FI8910W, FI8918W, FI8916W, R2, R4 Work with Vimtage VT-361, Amcrest IPM-721B/W/S, IP2M-841B/W/S Work with most of IP Cameras running on 5-Volt power, like Ganewry, LeFun, Ouvis, Uokoo, Wansview, Tenvis, EasyN, Smarthome, NOT compatible with 12V IP Camera. NOT work with Micro USB power IP Camera.