Comment on Ask HN: Suggestions for WiFi enabled e-ink labels?Comments−xnyan5ylong battery life - wifi networking to update display OTAWifi is massive overkill for this kind of application and will be very difficult to make work for the power profile you want. Check out an alternative 2.4ghz protocol like zigbee, aka: https://hackaday.io/project/165467-papyr-nrf52840-epaper-dis....You can buy a zigbee router for less than 5 bucks, plug it into a pi zero and you have a zigbee > wifi bridge for less than 10 bucks.
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Wifi is massive overkill for this kind of application and will be very difficult to make work for the power profile you want. Check out an alternative 2.4ghz protocol like zigbee, aka: https://hackaday.io/project/165467-papyr-nrf52840-epaper-dis....
You can buy a zigbee router for less than 5 bucks, plug it into a pi zero and you have a zigbee > wifi bridge for less than 10 bucks.