HM-SDZ35 Adjustable Vari-Focal and Waterproofing ( IP-68) IR Dome Camera 1.1/ 3" Sony Super HAD color CCD sensor / Next Chip DSP 2.450TV lines/ 560TV lines 3.Lens: 4~ 9mm( 9~ 22mm option) 4.With 56 LED( detection distance 35~ 40 meters when IR on) 5.For day and night 6.With separated dual-glasses( split glasses tech prevents light reflection) 7.IP-68, ISO9001, CE, FCC, REACH and RoHS certified 8.Built IR cut filter 9.Built temperature control sensor