Foscam DC 5V Power Supply Adapter Extension Cord for 5 Volt Home Security Indoor IP Camera, 6.6-Feet (Black) DC 5-Volt, Black color, Male to Female, DC size 3.5(outer dia.)*1.35 (inner dia.)mm, 20AWG*2C, PVC Outer Jack, 6.6 Feet Length Work with Foscam R4 FI9821W/P, FI9831W/P, R2, FI9816W/P, FI9826W/P, FI8910W, FI8918W, FI8916W, R2 Extend power from your camera's regular DC power supply Extension Cord (6.6 Feet) Black for all Foscam 5-Volt IP Cameras NOT work with Micro USB power IP Camera