Waterproof: IPX7, GPS: GPS + BeiDou + GLONASS, Screen: 2.2 inches LED color screen, 240x 320 pixels, Operating temperature: -10 – 50 Deg.C, Memory: about 3000 hours of data storage (typical use), Data format: fit, Battery: built-in Li-ion battery, Operating time: about 22 hours (typical use).
Price history, coupons and price alert are available on this page. Do you want to know what the best price is?
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. Only one coupon available!
Link: Banggood product page
1. ($187.10): BG10OFFAFF1
just apply this code 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): e2bcea, TTxBG10, BGOD1, AFfbG10, BGBFAFF2019, BGCITYADS2019, 7bcdf9, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGdragonBoat, bgshOOp10, BgoFErTaSchInA10, BgcLuBofErtA10, BGCuponation10, BGHONEY2110, BG10OFFAFF, BGwhielabel
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Here is price history (for all/most countries) for iGPSPORT iGS618 GPS Cycling Computer. The lowest price was: $75.99.
Price records source(s): Gearbest, 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)).