Shenzhen Tellus Kang Technology Co., Ltd. mainly produces and sells online monitoring system of transmission lines, transmission line video surveillance systems, transmission line micrometeorological online monitoring system, transmission line icing on-line monitoring system, transmission line conductor temperature monitoring systems, transmission line tower tilt online monitoring system, power lines sag Lu Feng partial line monitoring system, transmission line insulator leakage current on-line monitoring systems, portable video surveillance systems, intelligent bird devices, ultrasonic bird control, base station smart new air system, transformers burglar alarm, station batteries anti-theft device, base station video surveillance system, high pressure hazard warning device, base station b.. (more>>)