Aliexpress
Click here… to search for Digoo DG-AC2 Digital Alarm Clock on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (15.63 USD): BGDGASG
Coupon (17.39 USD): 13f142
Coupon (17.39 USD): BGDigoo15%
(CouponsFromChina.com tip: coupon code has to be applied in shop’s 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): 50DGPO, 1d721f, 502C6B, 0404digoo, e2bcea, vipupgrade8, TTxBG10, aff7off, bgssaff9, AFfbG10, affbg10, BGDGAC2, BGCITYADS2019, BGDGAC27, BGDGAC2PL, BGVDay10%off, BGDG15, BGdragonBoat
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Digoo DG-AC2 Digital Alarm Clock? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).