Reference:
DS-1227ZJ
Accessory for recessed to ceiling mounting for DS-2CD2722WDF-I(Z)(S), DS-2CD2724F-I(Z)(S), DS-2CD4112F(WD)-IZ, DS-2CD4124F-IZ, DS-2CD4132FWD-IZ and DS-2CD4125FWD-IZ models. INDOOR / OUTDOOR installation. Aluminum alloy, white color. Dimensions: ?210 x 90 mm.