Wire Tracker/CCTV Tester GM60 price is available in sensotech website.
Benetech GM60 specifications:
Hunt signal transmission distance:> 1Km
Display: LED
Low battery prompts: √
Volume adjustment function: √
Environmental Operating Temperature: -10 ~ 40oC (14 ~ 104oF)
Relative humidity: 10-95% RH
Storage temperature: -20 ~ 60oC (-4 ~ 140oF)