Use coupon and get Outdoor Garden Solar Ultrasonic Repeller PIR for $24.24 (from Banggood). Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Ultrasonic frequency 18-40 Khz, Power consumption Standby = 0.8mAh / working = 15mAh, Name Animal Repeller, Power supply 4x AA NiCD rechargeable batteries, Color Green, Coverage area 30 feet @ 1100 = 2425 square feet, Unit dimension 15(W)x 8.5(D)x 37(H)cm
Latest coupon code price check (UTC time):
Banggood ($24.24)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. What about the price? From what I can see this price is higher than average price ($15.77).
Link: Banggood product page
Price: $24.24
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG41ff93, BG72306c, BG42a41b, Cuponation9, BG8ReviTrage, BG00c906, BGdbe184, BG589b2e, BGf625a4, BG254f72, BG23ALEAprD, BG081591, BGc4a05f
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Outdoor Garden Solar Ultrasonic Repeller PIR [EU] ($-3)
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 Outdoor Garden Solar Ultrasonic Repeller PIR.
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)).