Kospet Optimus 2/16GB Smart Watch (Banggood, Aliexpress: Resolution: 454*454pixels 372ppi, Charging Time: About 3.5 hours, ROM: 16 GB, Battery Capacity: 800mAh, Charging Type: Magnetic charging, Standby Time: About 5-7 days (7 days standby based on switching to the Persistent Mode), Using time: About 2-3 days, RAM: 2 GB, CPU: Dual Processor: MTK6739 1.25GHZ + NRF52840, Type: AMOLED, Size: 1.39inch (the best price with coupon)).
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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 price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($148.88): bgwp
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): TTxBG10, 49kop, 20TFMC, kospet10, BGOP135, BG3CSUM, 8fbade, 502C6B, BGPro19, BGKOSPET20, BGKOSPET10, Email5
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for Kospet Optimus 2/16GB Smart Watch. The lowest price was: $127.49.
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)).