Product Name: Mi Paipai Wireless Projector, Computer interface: USB interface, Maximum working distance: 10m, Display port: HDMI port + power port, Display size: 149.6×61×12.5 (mm), Net weight on computer: 38.5g, Product color: white, Display net weight: 38.5g, Computer terminal size: 152×60×11.9 (mm).
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
1. ($81.41): 00c906
this code has to be applied 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): 7d18f7, 13f142, 6GSGIT
(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 Xiaomi Paipai Wireless Screen Projection Device? There we go. The lowest price was: $45.99.
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)).