ELEGOO UNO R3 Board ATmega328P ATMEGA16U2 with USB Cable Compatible with Arduino IDE Projects, RoHS Compliant

Glassã€€Length: 14mm
Glassã€€Diameter: 2mm
Totalã€€Length: 45mm
Switching Voltage: 300 VDC
Switching Voltage: 300 VDC
Contact Rating: 10W
Switching Current: 0.55 A
Operate time : 0.45 ms
Bounce time: 0.25 ms
Release time: 0.35 ms
Resonant Frequency: 5000 HZ
Operating Frequency: 400 HZ
Pull in Value: 20-70 AT
Min. Drop out Value: 4 AT
Contact Capacitance: 0.5 pF
Electrical Life: 50mV-10Î¼A-1x106

This is a small device called a reed switch. When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull together and the switch closes.
When the magnetic field is removed, the reeds separate and the switch opens. This makes for a great non-contact switch
This is a small device called a reed switch. When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull together and the switch closes.
When the magnetic field is removed, the reeds separate and the switch opens. This makes for a great non-contact switch

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