KOSPET Optimus 2 4/64GB 4G-LTE Smart Watch (Banggood, Aliexpress: bluetooth Version Ver 5.0+BLE 5.0, Operating System Android 10.7, “Battery Capacity: 1260mAh Polymer battery + 1000 mAh charging bank Standby Time: About 1-2 days (Anddoid mode) / 3-5 Days (Lite Mode) Charging Time: About 2 hours Charging Type: Magnetic Charging”, Operating Mode Full Touch+Press Button, APP Name GaoFit, Model Optimus 2, “CPU: Helio P22 Octa-core (MT6762+PAR2822) RAM: 4GB ROM: 64GB”, Brand KOSPET, Anddoid Mode+ Lite Mode (also support calling and sms), “Size: 1.6 inch Type: IPS Resolution: 400*400pixels”, Camera 13MP rotatable camera with flashlight, Compatible OS Above iOS 9.0 and Android 5.1 (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Aliexpress
There’re some similar (or not) items on Aliexpress
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 right now! Check this out.
Link: Banggood product page
1. ($183.99): BG8OFFCOUPON
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG77OP2, BGKPOP2, BGissaKOSPET, BGissaKP2, BG0a98bc, BG16d0da, BG11OP2, BG00f6d2, BGBFOP2, BG91a232, BG03fb20, BG0cd94f, BG2202FANS10, BG70749b, BG5ec37e, BGa7cb6f, 8wEbgaInS5, BG8ReviTrage
(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 4/64GB 4G-LTE Smart Watch. The lowest price was: $169.99.
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)).