My Door Sensor (Revised Design) Breakdown and Upgrades

Published: 07 November 2021
on channel: MrDIY

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An overview video of the version 2.5 of my ultra-low power battery-based door/window sensor. I kept the schematics, design and code but made a change in the components to make it more practical. Get 10 PCBs for $5 USD at https://www.pcbway.com

Version 1 - • My Ultra Low Power Wireless Trigger S...
Version 2 - • Version 2.0 - My Ultra Low Power Wire...

This sensor can be used to monitor doors, motion, or it can act as wall switches. It uses microAmps while in standby and has a trigger time of 240ms. It is designed using ESP8266, Attiny and communicates over ESPNOW, Wifi and MQTT.

Get the Mico-Switch
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Amazon.com - https://amzn.to/3qcnxSd
Amazon.ca - https://amzn.to/3BRC5bZ
AliExpress - https://s.click.aliexpress.com/e/_ApUPbj

Get the Code & Schematics
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https://store.mrdiy.ca/p/ulpvss-sc

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