Go down and check coupons out. Remember to check price history if it is available. What is best price?
Lens color: Light yellow, Weight: 16g, GB 10810.3-2006 (Transmittance Measuring Method) QB 2457-1999 / ISO / 12312-1: 2013, Wearing experience: light / comfortable, Visual perception: strong texture / exquisite, Function: blue light blocking of 35% / anti fatigue, Executive standard: , Brand: Xiaomi, Frame size: 55x17x148mm, Material: PC lens / Silica gel nose pad / TPE lens leg / PEI frame, Frame color: Clear / Dark Blue, Frame material: TR90, , Name: Mijia Anti-blue Glasses Pro
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG57632, BGHONEY2110, BGSD7632, BG10OFFAFF, BGESMAY512, BGwhielabel, BGwk626, BGxm0701, BGjuly06, BGdeal707, BG7d586f, BGd851f, 13f142, BG10OFFAFF1, BG51f58b, BG74fb5a, BG0aacda, BG231eb6, BG1c90ab, BGae4355, BG738a17, BGa71d61, BGHealth06, 00c906, BGESJA132, BG00c906, BGPRJA131, BGESJA131, BGHealth10D, 2022ACTIESNL, BGGRFE215, BGXPMA38, BGHB218, BGMAYB2412, BGXPMA301, BGPRMA301, BGXPMA031, BGPRMA101, BGHECARE1, BG12a39a, BGHU2125, BG6ef11e, BG4ee866, BGb864e8, BGed50df, BG63295d, BGHOM007, BGBWITHUSX3, BGe2bb4c, BGHU2122, BGeda401, Cuponation9, BG629d1c, BGc51682, 9OFFSUMMER, BG75597c, BG31a82e, BG3bace0, BG589b2e
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi Mijia Anti-Blue Mi Computer Glasses Pro [EU] ($-3)
Price history and price alert
Price history (for all/most countries) for Xiaomi Mijia Anti-Blue Mi Computer Glasses Pro is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).