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The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
Power budget is going to be your main issue, normal sprinkler valves take a lot of current and solar is unreliable. I’ve been able to get an 8266 to run in modem sleep (always available via WiFI) with a 5W solar panel by using a latching DC solenoid and some careful choice of low quiescent current components: check out the repo
I shouldn't have called it a callback. That's how I thought the RTC wake-up worked, but after reading more, it's very different. Here's an example of RTC wake up from deep sleep.
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