Just check coupons out (with price alert and history). Do you want to know what the best price is?
Laser wavelength: 650nm±20nm, Model: KJR-JGXY-A, Safety classification: Class II internal power supply-Type B, Brand: Xiaomi Ecological chain, Maximum output power of a single laser: 5mW ± 10%, Terminal laser output mode: continuous, Size: 90mm*90mm, Safety category: “3R” laser products, Name: Semiconductor laser treatment instrument, Treatment method: 650nm laser irradiation therapy, Terminal laser output instability: ± 10%
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
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Xiaomi ZDEER Rhinitis Laser Treatment Instrument home Portable Semiconductor Laser Therapy Device Assistive Therapy Equipment | $74.52 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($98.65): 00c906
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 7d18f7, BG03665, BGCuponation10, 7bcdf9, BGCN3665, BG10OFFAFF, BGwhielabel, BG10OFFAFF1, BANGGOODSD, 6GSGIT, BGHealth06
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi Semiconductor Laser Treatment Device? There we go.
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)).