ELPA wireless chime with volume control. - Brand: ELPA - Type: Wireless Chime - Button Color: Green - Power: DC4.5V - Features: Volume adjustment, setting button - Batteries used: 3 x AA alkaline batteries *I am selling this because I replaced it with a new one. The receiver has no noticeable scratches or stains. The transmitter is yellowed and scratched due to sun exposure. I am selling it with 3 batteries included. *Please understand that this is a used item before purchasing. Thank you for looking.