Wire Tracker/CCTV Tester GM61 price is available in sensotech website.
Benetech GM61 specifications:
Hunt signal transmission distance:> 1Km
Display: 2.0 inches TFT LCD screen
Hunt features: √
PAL \ NTSN standard automatic identification: √
Low battery prompts: √
Volume adjustment function: √
Headphone jack output functions: √
Video monitoring functions: √
Charging function: √
Automatic shutdown