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4V - Output 12V 1
(15 of which provide PWM output)
pH Sensor with BNC Connector
Transmission distance
Lens dimension in diameter: 23mm
Buzzer 5V USB to Barrel Jack 4V - Output 12V 1Introduction : This buzzer is an active buzzer, which means that it will buzz at a predefined frequency (2300 300 Hz) on its own even when you just apply steady DC power. Features : Rated Voltage : 5V. Operating Voltage : 4 8V. Resonant Frequency : 2300 300 Hz . Operating Temperature : 20C to 45C.
US$ 247.50
US$ 124.00
US$ 197.50
