Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Digoo DG-C3X Time Calendar (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I’m not sure about the price, coz I have only 1 record(s) in my database.
Link: Banggood product page
Coupon (13.75 USD): BGHONEY2110
Coupon (13.75 USD): BG10OFFAFF
Coupon (13.75 USD): BGwhielabel
Coupon (14.28 USD): 13f142
(CouponsFromChina.com tip: this code has to be applied 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): C3X8, 502C6B, vipupgrade8, TTxBG10, BGss8%hl, AFfbG10, BGDigoo15%, BGBFAFF2019, BGDGC3X, DGC379, BGMPB2020, bGhOnEy10, 20%DG422, BGdragonBoat, BGSS10%SW, BGDGASG, BGHome15%, BGHOMEA15%, BGOCTD674, BgcLuBofErtA10, BGDESE674, BGDEFO674, BGAFF10OFF, BGCuponation10
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Digoo DG-C3X Time Calendar (-3 USD)
Price history and price alert
Well, you won’t see price history chart, coz we have only 1 database record for this item (and price was 10.99 USD).
You can set price alert (for Banggood).