$6.99 – Ultrasonic Pest Repellent 3-in-1 Triple Frequency (Banggood, Aliexpress: Ultrasonic Pest Repellent 3-in-1 Triple Frequency 360 Degree Coverage Easy Installation Chemical-Free Safe for Pets and Children 800-1800 ft² – EU Plug White (the best price with coupon)).
ATM you can buy Ultrasonic Pest Repellent 3-in-1 Triple Frequency for $6.99 (in Banggood). Go down and check coupons out. Remember to check price history if it is available. What is the best price?
Latest price update (UTC time):
Banggood ($6.99)
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. Is it good price? Hmmm, price is higher than average (which is $6.98 right now), so better set price alert down below…
Link: Banggood product page
Price: $6.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGe0c9d7, BGeeef99
(you can check these old coupons out, but these probably won’t work)
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
Here is price history (for all/most countries) for Ultrasonic Pest Repellent 3-in-1 Triple Frequency. The lowest price was: $6.45.
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)).