LEMFO LF27 Smart Watch (Banggood, Aliexpress: bluetooth Version BT4.2 & above, APP Name Dafit, Waterproof IP68 Waterproof, Operating Mode Full Touch Screen, “Battery Capacity: 200mAh Standby Time: About 15 days Using Time: About 7 days Charging Time: About 2 hours Charging Method: Magnetic”, “Size: 1.7 inch Screen Type: IPS”, Brand LEMFO, Model LF27, Compatible System Android system 4.4 version or above; iOS system 9.0 version or above (the best price with coupon)).
You can create price alert here, copy coupons and view price history. What is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($15.99): BG376eef
2. ($29.44): BG51f436
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 and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGWRIBAND10, 6GSGIT
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for LEMFO LF27 Smart Watch? There we go. The lowest price was: $15.99.
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)).