CRX id
gcfjndlbjbdfbfomkillgacabokcjjkp
gcfjndlbjbdfbfomkillgacabokcjjkp
Description from extension meta
Sends a notification every 20 minutes to look away at an object 20 feet away for 20 seconds.
Image from store
Description from store
Sends a notification every 20 minutes to look away at an object 20 feet away for 20 seconds. This extension can help users follow the 20-20-20 rule recommended by most optometrists.
You can also customize how often the extension will send you a notification.
https://en.wikipedia.org/wiki/Computer_vision_syndrome
https://www.healthline.com/health/eye-health/20-20-20-rule