Small, painfully-loud two-tone piezo siren for auto or home security devices. Operates 6-12 vdc, 110 ma. 108dB output (30cm). 1.84" x 1.53" x 0.88" high black plastic body. Two mounting...
3-pin piezo beeper module produces high-pitched tone when energized. Requires an external signal to operate. Ideal for use with Arduino,RaspberryPi, Adafruit type microcontrollers. Board is 15 x 20mm. 11mm thickness.
Operates on 3-28 Vdc. Continuous tone. 103 db sound pressure. 1.14" diameter x 0.93" ABS plastic housing. Can be bulkhead mounted with tabs on 1.31" mounting centers, or can be...
New assembly, probably from smoke detector or similar device. Operates on 9Vdc. Emits a steady, high-pitched tone. 70 x 50 x 23mm (2.7 x 2.0 x 0.85"). Includes 9V battery...