Recommended paddle: 3 inches, Maximum power: 480w, Voltage: 2-6s, KV: 2500kv, Weight: 17.7g (including line), Mounting hole specification: m2, N52 NdFeB magnet, Number of slots: 9n12p, Bearing: nsk, Mounting hole spacing: 12*12mm, Output shaft length: 14mm, Maximum pulling force: single 740g (6S/3056 three-leaf paddle).
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
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.
Link: Banggood product page
1. ($10.90): BGAFF10OFF
2. ($10.90): BGEachine2021
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): BGMPB2020, bGhOnEy10, BGdragonBoat, BGSS10%SW, Eachine11, BGRC902, BgoFErTaSchInA10
(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
Price history (for all/most countries) for Eachine Wizard X140HV 1507 2500KV 2-6S RC Motor is here. The lowest price was: $10.28.
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)).