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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Quad-band: 850/900/1800/1900 MHz
Probe pin labels have been updated to make it easier to install a probe
Based on the ESP8266 chip
4" Display resolution / matrix 320x240 Interface SPI Platform fit Raspberry Pi Size 2
LED White 16mm Illuminated Metal Push Button Switch ky-040 Quad-band: 850/900/1800/1900 MHzThese chrome plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1 2" thick and you can fit these in place, there's even a rubber gasket to keep water out of the enclosure. On the front of the button is a flat metal actuator, surrounded by a WHITE plastic LED ring. On the back, there are 3 contacts for the button (common, normally open, and normally closed) and 2 for the WHITE LED ring (+
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