Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (149.22 USD): BG75597c
Coupon (165.02 USD): BG00c906
(CouponsFromChina.com tip: you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG89594, 1b22d9, bGhOnEy10, BG895948, BgcLuBofErtA10, BGMC55, BGAFF10OFF, BGCuponation10, BG8959, 7bcdf9, BG10OFFAFF, BGXY594, BGwhielabel, BGXMHR594, BGXMR594, BGHRE594, BGHRI594, BGTMY594, BG10OFFAFF1, BGHU0869, BGANI061, BGHU1018, BGDBD07, BGHealth06, BGHRS594, BGBFHR594, BGBHR594, 00c906, BGHR5942, BGXPJA121, BGISJA131, 2022ACTIESNL, BGHB218, BGHUMA72, BGHUMA161, BGMAYB2436, BGXPAP262, BGHECARE1, BG4ee866, BGaae9d5, BGHOM062
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Reepro IPL Laser Hair Removal Machine.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).