Media
1 item
Description
20-20-20 Timer A timer to help you follow the 20-20-20 rule while at your computer. Give your eyes a rest every 20 minutes to avoid eye strain.
1 item
20-20-20 Timer A timer to help you follow the 20-20-20 rule while at your computer. Give your eyes a rest every 20 minutes to avoid eye strain.
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