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Note: (1 hPa ≡ 100 Pa) which is equal to 0
3mm metric screws (M3)
You can drive it directly from a 5V PIC or Arduino to generate the tones
001 bar (atmospheric)
Relay Module (4 Channels - 5V) THER003 Note: (1 hPa ≡ 100This relay module consists of 4 relays. Each relay is connected to a current buffer so that you can connect them directly to a Microcontroller or Arduino. Using these relays you can easily control high power devices or appliances using Arduino or microcontrollers, the relay is rated for 230V 10Amps. The Module has 5 LED's, one for power and 4 for indicating relay signals. Specifications Rating: 10A (250V AC or 30 V DC) Input (Control) voltage: 5V DC
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