Fiddling with 2 off uninsulated matte black domestic flat radiator panels heating a 7,000 litre swim spa. WEMOS D1 running DS18B20 1-wire sensors switching on a small pump when solar output exceeds spa temperature by 1 deg C. Total area 1.2 sq M, 700 W
EP8266 ESP01 wifi modulle, DHT11 temperature and humidity sensor
Pengukuran partikel debu berukuran 10 mikron dari sensor udara.
Valores de temperatura, humedad, presión atmosférica e intensidad lumínica en el interior de una vivienda en Medina Sidonia.
Currently, this LoLIn Nodemcu is used to measure the capacity from recycled 18650 notebook batteries. Values maybe empty before new battery start.
Light on and off remotely with arduino in android studio