Aspect Ratio: support 4: 3/16: 9, Contrast Ratio 8000: 1-10 /000: 1, LCD Screen Size: 6.3 inch TFT LCD Screen, 3D Function: Support red blue 3D, Brightness: 550 ANSI lumens, Project distance: 1.45-6.65m, Resolution: 1920*1080dpi, Light source: 50000 Hours long life.
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Aliexpress
There’re some similar (or not) items on Aliexpress
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Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($197.99): BGAProjector
2. ($199.99): BG6bb1e3
you should apply the coupon 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): BG57979f, BGProjectors, BGPROBuscape, BGZYD55, BGLaurent, Cityads2210, Tabby20
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for YG-650 LED FHD Projector 1080p. The lowest price was: $185.99.
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)).