Samochody i motocykle

IP68 Waterproof High Power cell signal jammers for outdoor
https://www.jammermfg.com/cell-phone-jammers.html
This waterproof cell phone jamming device complies with IP 68 standard, which is dustproof and waterproof, and can be used in various harsh outdoor environments, so it is often used in special places where cellular signals are prohibited, such as confidential workshops, confidential laboratories, prisons, etc. It can also be used to control or disrupt communications between hostage situations and bombing raids. Designed to turn off waves only in the downlink bandwidth, it has no effect on base stations and repeaters.

With an output power of 37W, this cell phone jammer can create a temporary "cellular dead zone" with a radius of 50-60M nearby, blocking all CDMA, GSM, DCS/PCS, 3G signals.
https://www.jammermfg.com/37w-ip68-waterproof-GSM-3G-cell-phone-scrambler-for-outdoor.html