Electric and electronic apparatus and instruments intended for animal houses, terrariums, vivariums and aviaries, namely, apparatus and instruments for safety, security, protection and signaling and instruments and controllers being regulators for measuring, detecting and monitoring, all the foregoing for animal houses, terrariums, vivariums and aviaries, namely, luminous safety beacons, signal whistles, thermometers not for medical use; timer switches in the nature of power switches for time...