Waterproof IP68 deep waterproof, Resolution: 240*240pixels, Charging Time: About 2 hours, Size: 1.3inch, Charging Type: Magnetic charging, Type: IPS, Using time: About 7-10 days, Standby Time: About 15 days, Battery Capacity: 180mAh.
Basically copy coupon, view price history or create e-mail price alert. 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.
Link: Banggood product page
1. ($16.99): BG2e3f66
2. ($26.77): BG51f436
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGBW19HL1, BGBWHL19, BGBWHL10, BGBWHL1BP, 502C6B, BG11BWHL1, BG11CBWHL1, BGBWHL1, BG18BWHL1, BGNABWHL, BGBWHL1A, BGBFHL1, BGBF27, BGBFBWHL1, BGBWHL1F, BWFF4, BGHL116, 9c7ec9, 0e7f33, BGNBWHL1, BGAFF10OFF, BGSBWHL1, BG5BWHL1, BG9BWHL1, BGSHL1, BGJSHL1, BG3HL1, BGHU0161, BGRHL1CN, BG1CHL1, band10, BGCuponation10, 10%ForBGBW, BG1a242b, BGHL1BW, BGWRIBAND10, BG8e82ac, BGae8f4b, BGc70579
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-HL1 Smart Watch [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for BlitzWolf BW-HL1 Smart Watch. The lowest price was: $15.59.
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)).