Repeater Housing Power Supply HPS-VX2508 ,Auto check the battery voltage and with short voltage protection Repeater Housing Power ... /5mA/400VACProtectionOver-LoadProtection Model:Shut down output,recovery it after the power on.EnvironmentOperating Temperature,Humidity -10~+60°C, 20~ ... %RHTemperature Coefficient±0.03%/°C (0~50°C)Vibration ResistancePress the X,Y,Z,10~500HZ,2G,10minute/cycle,total in 60 ...