Ctronics CCTV Tester 7" Capacitive Touch Screen LCD Monitor 1080P HDMI IP Camera Tester CCTV Tester POE Test WIFI With 4G TF Card CTIPC-8600 Material:EVA Foam & Nylon; Size:18.90 x 8.66 x 13.80(in). 4 Battery Slots + 1 Battery can be stored internally (Battery must be removed only for Phantom 2 with Zenmuse Gimbal)