4 pieces active Piezo Electronic Buzzer 3v 24V 12V Tone Alarm Arduino c20

1 pcs Ultrasonic Mist Maker Fogger Ceramics Discs Ring Atomizer Humidifier c16

$ 7.00

1 piece 120dB alarm Electronic Buzzer 9v 12V Tone Siren Horn security A12

$ 10.00

1 Piece 120ºC Thermostat switch KSD9700 240 F normally open n/o Temperature C20

$ 7.30

1 Piece 40ºC N/C normally closed Thermal Protector Thermostat switch KSD9700 A11

$ 7.50