Exposures: 300 /000 flashes, Energy level: 5-speed adjustment, Operating power: Hair removal 36w/ refrigeration 10w, Brand: Bosidin, Light output area: 4.5 ㎡, Product weight: 0.36kg, Light source: Pulsed light, Energy: 1.6-5 J/cm², Model: D-1128.
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood.
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!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG75597c, BGb7c340, BGc0c844, BG46fdb8, BG7a990c, BG589b2e, BGBFDAY8, BGNEWYEAR8, BGSPRING8OFF, BGHONEYSP
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Bosidin D-1128 Laser Hair Removal Device. The lowest price was: $45.99.
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)).