What is Reddit's opinion of ET Pest Control (Bat targeting system)?

From 3.5 billion Reddit comments

possibly an ultrasonic rodent repellant? here’s a link to one that looks just like it

EDIT:

here’s the one, it’s to repel bats

ET Pest Control (Bat targeting system) https://www.amazon.com/dp/B003MOEDJ0/ref=cm_sw_r_cp_api_glt_fabc_CMJ2R8XD45D79F59ZJ4H?_encoding=UTF8&psc=1

Insect/bat repellent