... 3.Low illumination and HD design 4.Memory restore when power off suddenly 5.IP66 1.Hangzhou Lihong Electronics Co., ... many languages OSD and Operating Tips function,User-friendly* Support power-off state memory function* Support long time no operating ... , iris, auto modeOSDChinese,EnglishPTZ control protocolPELCO-P and PELCO-D,RS485Power55W Max,AC24V 5A Operating temperature and humidityminus 30C ~ 65C ...