You can create price alert here, copy coupons and view price history. What is best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
System: GUMI base on Android 5.1.1, CPU: Mstar 6A928 Cortex-A17 Quadcore (Physical Freq. 1.4GHz, Optimized Freq. 1.75GHz), GPU: Mali-760MP4, RAM: 3GB, ROM: 16GB, Resolution Support: 1080P, 4Kx 2K
Price history and price alert
Price history (for all/most countries) for XGIMI H1 DLP Projector [Fast-08] is here.
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)).