Wireless Remote Control Doorbell kit. It is a popular, budget-friendly, battery-operated chime system used for homes and offices. [1, 2]
Included Components
Indoor Receiver (Left): The larger main unit that produces the chime sound. It features a large blue circular accent, a speaker grill in the center, and a curved bottom light indicator.
Outdoor Push Button / Transmitter (Right): The smaller wall-mountable unit equipped with a blue ringing button and a bell icon.
Battery: Includes a small 12V alkaline battery (typically size 23A) used to power the outdoor transmitter. [1, 2]