Input 5V = 1.5A, Color Black, Brand USAMS, Inflation Pressure < 3.5Bar, Working Temperature 0℃-35℃, Weight About 573g, Name Mini Car Air Pump, Battery Capacity 5000mAh/3.7V/18.5Wh, Model US-ZB215, Size 152*104*46mm, Rated Power 80W, Material ABS. Price history, coupons and price alert are available on this page. 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 coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($45.04): BGSmart6
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGCOU303, BGd292e1, BG2be182, 6GSGIT, BGe844ed, BG5f620b, BG1fe4e3, ADMITAD2212
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Check out price history chart (for all/most countries) for USAMS US-ZB215 Electric Tire Inflator. The lowest price was: $31.99.
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)).