Aliexpress
Click here… to search for Vkworld Z3 Senior Phone on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood.
Link: Banggood product page
Price: -3 USD
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
Old coupons (from the oldest to the newest): 502C6B, e2bcea, 2019SPEDM, bgssaff9, aff7off, BGaDmITAd, 0e7f33, FBCOUPON1, bGhOnEy10
(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
Do you need price history chart (for all/most countries) for Vkworld Z3 Senior Phone? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).