You can create price alert here, copy coupons and view price history. Best price?
Bluetooth: Bluetooth 4.1, System: Android 7.1, CPU: ARM Cortex-A53, GPU: ARM Mali-T820MP3, Processor: Amlogic S912, Model: M8S PRO L, RAM Type: DDR3
Aliexpress
There’re some similar (or not) items on Aliexpress
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. I can’t find any active coupons for this product in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 502C6B, elec, BGBFAFF2019
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Mecool M8S PRO L 3/32GB TV Box Voice Control ($-3)
2. China – Mecool M8S PRO L 3/32GB TV Box UK Plug ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Mecool M8S PRO L 3/32GB VC US TV Box? There we go.
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)).