Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Model ESM-9110, Compatible Switch; Windows XP/10/7/8/8.1, Connection bluetooth or usb cable, Charging time 2.5 hours, Applicable platform PC / PS3 / tablets boxes that support OTG function and version 5.0 or above / Android phones / Android TVs / TV., Battery 600mA, Brand EasySMX, Playing time more than 8 hours, Buttons Sensitive LB RB button / joystick and Trigger design / core gamer / loved D-pad design, USB Port USB-C, Color Cartoon Palm Map, Vibration 2 vibration motors, Operation range 10M
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
ESM 9110 2.4G Wireless Controller For PS3 Console For PC Gamepad With Vibration Function For Andriod Device TV Box | $29.89 | – |
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. There is one coupon right now! Check this out.
Link: Banggood product page
1. ($35.41): BGVDGA07
apply code in your basket (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/5cd
Old coupons (from the oldest to the newest): BGGR9110, BGJP9110, BGBR9110F, BGPL9110, BGGCLF1, BGSev20, BG77ESM10, 13f142, BGE10BR, BGYB9110, BANGGOODSD, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for EasySMX ESM-9110 Wireless Game Controller.
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)).