Android 8.1, CPU Mediatek MT6739 Quad core 1.5GHz, RAM 3GB, OS ZUI 3.9 Lite, Type IPS Capacitive touch screen, Resolution 1440*720, Card Extend Supports an external TF (Micro SD) card up to 256GB, Display Size 5.45 inch, ROM 16GB, Multi touch Yes.
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
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 and price update (UTC):
Banggood
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): 11BGLA5, aff7off
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Lenovo A5 3/16GB White ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Lenovo A5 3/16GB Black? There we go. The lowest price was: $69.99.
Price records source(s): Gearbest, 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)).