"The Ring Retrofit Alarm Kit-- It cannot be AC powered and only runs off of 2 CR123A batteries. [...] You have saved our school hundreds of dollars and the headache of having to replace and maintain an entire security system. Thank you for making such a great product!!!"
![2xCR123A Product Testimonial](http://batteryeliminatorstore.com/cdn/shop/articles/BE-CR123A2-AC_1000x1000_NO_USA.png?v=1718604245&width=1100)