This is a wireless doorbell designed for pets featuring sensitive waterproof touch buttons. You can train your pet to touch it with their nose to signal they need to go outside, helping to prevent scratching or excessive barking. No scratches! No barking! The doorbell helps protect your door. Even a cat can easily activate it. Flexible placement options: on the door, on glass, or on the floor. Intelligent pet doorbell with AB zone functionality—assign different ringtones to distinguish signals from different areas or pets. Open area working distance up to 1000 ft (300 meters). Note: Actual signal range may vary depending on environment and obstacles. (Data from factory laboratory) Waterproof design suitable for indoor and outdoor use. Transmitter features LEDs that illuminate when touched. Product name: Wireless Doorbell Receiver lights up when activated. 60 selectable melodies. 5-level volume control (flashing light only). Transmitter powered by 1 x 12V 23A battery. Receiver operates via AC power (100–240V). Transmitter dimensions: 67mm x 15mm. Receiver dimensions: 56mm x 56mm x 20mm. Plug type: US standard plug, compatible with countries including Canada, India, Mexico, Thailand, Taiwan, the Philippines, and others. Voltage: AC 110V Color: Black Material: ABS + Electronics Package Contents: 1 x Pet doorbell button Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement allowance is +/- 1–3 cm.