Model PPTSZ2030, Rated Capacity 12000mAh, Material PC+ABS, Color Blue, Weight 370g, Capacity 20000mAh, Brand Baseus, Size 104*78.1*33.9mm, Battery Type Lithium-ion Battery, Energy Conversion Rate ≥75%, Output “Type-C: 5V=3A; 9V=3A; 12V=2.5A; 15V=2A; 20V= 1.5A
USB: 5V-=3A; 9V=2A; 12V=1.5A; 10V=2.25A (SCP)”, Input 5V=3A; 9V=3A; 12V=2.5A; 15V=2A; 20V=1.5A.
Check coupons or create price alert down below. Best price?
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 price update (UTC time):
Banggood
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon 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/i1u
Old coupons (from the oldest to the newest): BGCAPITALOS8, BG8FORMULAMX
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for Baseus 30W 76Wh 20000mAh Power Bank is here. The lowest price was: $49.99.
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)).