The listing, Brand New Radio Shack 3VDC Mini Buzzer 1.5-3.0VDC 15mA 273-0053 Educational Electronic Assembly has ended.
This is a new mini buzzer 1.5-3.0VDC, 15mA max at 3VDC.
Specs:
Sound:
Pressure level: 75dB min at 20cm/3VDC
Resonant Frequency: 300-500Hz
Operating Temperature: -4° to + 104°F (-20° to + 40°C)
Mounting Centgers: 27mm (1-1/4")
Red wire is positive lead (+)