Just check coupons out (with price alert and history). Best price?
Working based on existing GSM/GPRS network and GPS satellites
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
High On Pot Enuse T Shirt | $8.67 | – |
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. ($27.89): BGAMMT03
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/5cd
Old coupons (from the oldest to the newest): bGhOnEy10, BGEnusic, BG15RPP, BGENGPS25, BGUS35OFF, BGGT01, BG01GT, BGME11, BGJZ03, BGAFF10OFF, BGCuponation10, BGPS135, 13f142, BGS2279, BGHONEY2110, BG10OFFAFF, BGwhielabel, BGTrack32, BG10OFFAFF1, BGHU0808, BANGGOODSD, BGMOTO478, BG76935d, BG00c906, ADMITAD2212, 2022ACTIESNL, Tabby20, MVC8SPRING, BG1a86a0, BGe4a32f, BG8ab760, BGbb6c3d, BG7be3c0, 8BGwbg2204, BG419da4, BG20iMars, BG7bc2c9, BG3d2f6d, BGdcbfa8, BG289a84, BGiMars2022, BGf33638, BGf2efe9, BG778483, BGa74782, BGef1ef3, BGSCM11, BGCAR639
(probably won’t work, but you can try them out)
Price history and price alert
Here is price history (for all/most countries) for Enusic 9V-75V Micro GPS Tracker.
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)).