ESP-WROOM-32 and BME280 powerd by an 6V 1W Solarpanel with an 2000mAh LiPo. The device is up for 1300ms and sleeps for 10 minutes. Current while sleep is about 11µA, and at uptime about 100mA.
Channel to monitor environmental conditions of my apartment. Channel is supplied data via an ESP8266 Wifi module which has a BME280 sensor connected to it. These are powered from a USB wall socket outlet for minimal setup/installation.
ESP-WROOM-32 on a selfmade PCB-layout with an BME280 sensor. Powered by an 1W 6V Solarcell and a 2000mAh LiPo Battery. The device is up for 1300ms and sleeps 10 minutes. The current while sleeping is about 11µA and at uptime about 100mA.
Channel to monitor environmental conditions of my apartment. Channel is supplied data via an ESP8266 Wifi module which has a BME280 sensor connected to it. These are powered from a USB wall socket outlet for minimal setup/installation.
My own device based on ESP8266. Sensor for temp, humm and pressure is BME280. Second sensor is MH-Z19 for CO2 concentration. Device located at office or home, Moscow, Russia.
Stacja pogodowa - Międzyrzec Podlaski. Pomiar temperatury, wilgotności i ciśnienia.
kleine autarke Wetter-Station mit ESP8266, Bme280, Solarzelle und Lion-Akku