deegee TPD IP65 Telephone Initiated Beacon White Base 102mm x 79mm dia. Blue

Ultra-low current LED Telephone Beacon driven entirely from incoming ring signal, eliminating the need for any external power source.
Circuitry is fixed to the base, with convenient access to the terminal block for wiring. Lenses, available in Red, Amber, Green, Blue, Clear, Yellow or Purple, are fitted to the bases by three stainless steel screws and a custom moulded gasket seal.