NodeMCU with mosquito repellent- Part I
How many times you forgot to switch off mosquito repellent? common house mosquito is most likely to bite during the evening or the first few hours of the night . so other times it is just on and wasting most of the power. Hence I thought of enabling conventional repellent to Alexa connected device hence, you can manage on and off time without you wasting your time on the device. Make sense right !!!. Before we convert to IoT device, Let's start with product teardown and understand the technology behind this. I got repellant from Godrej Goodknight Power . It has a unique feature called active mode and normal mode. that took me more attention to start teardown with. here is the teardown picture for your reference. Electronics contain one heating element enclosed in a ceramic block and PCB circuit to make normal mode and active mode with the toggle button. Interesting parts come on the backside of the ceramic heater. The main module heater has two individual heaters which increa