AE900 as a matured ex-proof monitoring equipment has been tested and applied in explosive and flammable atmosphere with successful performance working with all kinds of ex-proof pan/tilts. Stainless steel material Inside be with fixed lens or zoom lens camera Steel glass for window 3 cable outlets at housing rear IP68 Indoor or outdoor for all weather use. Dimensions: AE900A 520(L) x 180(H) x 170(W) mm AE900B 360(L) x 160(H) x 150(W) mm Inner size: AE900A 260(L) x 90(H) x 70(W) mm AE900B 190(L) x 70(H) x 50(W) mm AE900A 12Kg / 14Kg AE900B 8Kg / 10Kg.