Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: -3 USD
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!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG2fb9ec, BGdd3815, BGf7ef1c, BG51f436, BGf76a10, BGAres2, BG9269cd, BG62298b, BGc70579, BGcbc1ad, BG2202FANS1, BGbf2546, BG0766d9, BGa16e24, BGF679D7, BG725ea5, BGc9d9b4, BG662b64, BG3e5042, BGJP66, BGce3a2e, BG4a6280, BGbf11dd
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Zeblaze Ares 2 Smart Watch.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).