Paragraph 3 Mobile and Transportable Vehicle Alarms
Wireless telegraphy apparatus designed or adapted–
(a)
for installation or location in or upon a motor vehicle or caravan for the transmission of non-verbal signals to wireless telegraphy receiving apparatus situated in a building or temporary structure giving warning that the motor vehicle is being interfered with; and
(b)
so as to be capable of use only–
(i)
at a power not exceeding 10 mW ERP on the 173.1875 MHz frequency; or
(ii)
at a power not exceeding 100 mW ERP on the 458.8375 MHz frequency.