Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Optical Material: BK-7, Amplification Factor: 8X, Objective Lens (mm): 32mm, Field of view: 105m / 1000m, Field Angle(degree): 6 degree
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest coupon and price update (UTC):
Price history and price alert
Here is price history (for all/most countries) for Kinglux 8×32 Roof BK-7 Prism Green Laser Binoculars.
Price records source(s): Gearbest
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)).