IMILAB W11 Fitness Tracker (Banggood, Aliexpress: Model W11, Brand IMILAB, “Battery Capacity: 180mAh Standby Time: About 15 days Using time: About 2-3 days Charging Time: About 2 hours Charging Method: Magnetic”, CPU Realtek 8762C, “Size: 1.09 inch Type: TFT Pixel: 240*240 Pixels”, bluetooth Version BT 5.0, Waterproof IP68 (the best price with coupon)).
Price history, coupons and price alert are available on this page. Best price?
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. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: $-3
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 and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BG98268, BG06ec37, 6GSGIT, BG1daaef, BGHU1269, BG51f436, BG511e3c, BG18f7c5, BGc70579
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for IMILAB W11 Fitness Tracker. The lowest price was: $39.99.
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)).