Use coupon and get MOGE 45×60 HD Phone for 37.79 USD (from Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Latest coupon code price check (UTC time):
Banggood (37.79 USD)
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. Low/high price? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal 14.68 USD)
Link: Banggood product page
Price: 37.79 USD
Old coupons (from the oldest to the newest): BG104JT, BGTY805B, BGZPBC15, BGTY421AFB, BGTY704CP, BGTY640B, BGCuponation10, BGCD3YB5, BG10OFFAFF, BGwhielabel, 13f142, BG10OFFAFF1, BGb8b5ba, BG8FORMULAMX
(these codes were not working in latest coupon update, but you can check them out anyway)
Aliexpress
Click here… to search for MOGE 45×60 HD Phone Monocular on Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for MOGE 45×60 HD Phone Monocular is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).