Dog Doorbell, Triomphe Wireless Pet Doorbell for Pets, IP55 Waterproof Dog Door Bell Adjustable Songs Volume Dog Doorbell - Shining House

Touch/Pet Doorbell Press the button: When triggered once, it will be triggered next time with an interval of 20s (the bell will not be triggered all the time) Pet Doorbell: It will solve your door being scratched by the dog's paw, just let the dog's nose or paw touch the transmitter, the receiver will ring the doorbell. Pager: The transmitter is designed with a lanyard hole, which can be added with a lanyard, embodied as a pager for the elderly, and a one-touch emergency button Number of ringtones: 55 Injector waterproof level: IP55 Working distance: 300 meters (open and unobstructed) Volume: 0-110 dB, five-level adjustment, with mute mode Working frequency: 433.92 MHz ± 280 KHz Receiver voltage: 110-260 V (wide voltage) Transmitter battery: 12V23A zinc-manganese alkaline battery Plug: European standard Note: The data is manual measurement, please allow 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific