Both have a 0.96″ color LC display, but the O1 only has Bluetooth and requires a smartphone ... efforts and to provide incentives. The WiFi feature of the Mini appears to be for both firmware ...

ESP32 is the hottest new wireless chip out there, offering both WiFi and Bluetooth Low Energy radios rolled up with a dual-core 32-bit processor and packed with peripherals of every kind.

Seeed Studio IoT Button is an inexpensive ESP32-C6 button powered by a rechargeable 18650 battery and designed to easily and quickly control Smart Home ...