Sensor: Heart Rate Sensor / Gravity Sensor, Strap Material: Silicone, Product Size: about 22mmx 44mmx 15mm, Case Material: Metal, Packing List: 1*laker watch / 1*Manual, Product Weight: about 99g, Waterproof: 50m waterproof, Operation Mode: Key Operation (4 buttons), Screen Type: FSTN Screen, Glass Material: Hardened Mineral Glass, Battery: CR2430.
Go down and check coupons out. Remember to check price history if it is available. What is the 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 coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
1. ($21.53): BGbf11dd
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): band10, BGCuponation10, BGWRIBAND10, 6GSGIT, BG51f436
(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 NORTH EDGE Laker Sport Watch? There we go. The lowest price was: $21.53.
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)).