Charge your Tesla in the cheapest hours, automatically. A small ESP32 board by the car reads day-ahead prices and your grid fees, then starts and stops charging over Bluetooth. No cloud, no Tesla account, no subscription. 26 European countries.
home-automation iot esp32 tesla ble iot-application dynamic-pricing nordpool electricity-prices ev-charging electric-vehicle esphome omie smard spot-prices esp32-s3 okte tesla-model-y tesla-model-3 semopx
-
Updated
Oct 11, 2026 - C++