Inflation Speed 6.5-9.8 gal (25-35 L) per minute, Battery Capacity 2 /000 mAh, Air hose length 6.3 inches (16 cm)., Charging time 40 minutes, USB Charging 5V/1A-3A., Brand Name Itutn, Rated power 50W, Maximum Pressure 150 PSI (10 bar / 10 kg / 1000 Kpa), Rated voltage 12V.
Go down and check coupons out. Remember to check price history if it is available. What is 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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
1. ($49.92): BG589b2e
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG5abda3, BGSCM75, BGb434bc
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Itutn 150PSI 2000mAh Digital Air Compressor? There we go. The lowest price was: $39.99.
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)).