I have checked all old coupons and price is $61.99 for ATuMan DUKA TR1 800m Laser Range Finder (in Banggood). Price history, coupons and price alert are available on this page. You probably want to know what is the best price?
Brand ATuMan DUKA, Model TR1, Color Grey, Measurement range “800mm: 3-800m
1200mm: 3-12000m”
Latest coupon code price check (UTC time):
Banggood ($61.99)
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon for this product in Banggood. But wait a sec… Is it a good price? Well, this price is higher than average price ($56.77)
Link: Banggood product page
Price: $61.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG10e657, BG6cfac5, 00c906, BG630f32, BG41d6c7, BG032d1c, BGe46870, Tabby20, BG7280ff, BG36e006, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, BG0949f4, BG2bb7a1, BG5d2ea4, BG101cce, BG8ReviTrage, Cuponation9, BG26848f, BGNERDS01, BGd6eb76, BG073996, BG2322c0, BG7dc929, BG20236Tool, BGTOOS729, BG8FORMULAMX, BGcddfca
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – ATuMan DUKA TR1 1200m Laser Range Finder ($66.99)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for ATuMan DUKA TR1 800m Laser Range Finder.
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)).