I have just checked coupons. The lowest price I could get is $71.99 for VIOLEWORKS 2-in-1 Electric Air Blower 1500W 20000rpm (in Banggood). Price history, coupons and price alert are available on this page. Do you want to know what the best price is?
Number Of Revolutions 20000 (rpm), Size 18.9×8.3in, 1*Battery capacity 1*22900mah, Rated Input Power 1500W, Battery 288VF, Type Electric Air Blower, 2*Battery capacity 2*22900mah, Color Black
Latest price update (UTC time):
Banggood ($71.99)
Banggood warehouse is located in China. I have no active coupons for you right now. Low/high price? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $47.49)
Link: Banggood product page
Price: $71.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGd35444, BGdd3a94, BG33c008, BGGines, BGGTT13, BGf634fa, BGMARCHSALE, BG20236Tool, BGGT12, BGCAPITALOS8, BGCOUPERT8
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – VIOLEWORKS 2-in-1 Electric Air Blower 1500W 20000rpm [EU] ($43.99)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for VIOLEWORKS 2-in-1 Electric Air Blower 1500W 20000rpm.
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)).