Campainha sem fio 2026 com alcance de 300 m, controle remoto, 60 músicas, silenciosa, luz azul, controle remoto inteligente, alto volume, ideal para idosos.

Product Parameters: Product Name: MINI wireless doorbell Transmitter: Use a CR2032 button battery,The battery life of the button is up to 1-3 years (calculated 10 times a day). Receiver Voltage: Plug in the power supply to use (AC 100-240V) Music:60 pieces of music Volume:5 levels of volume (can be adjusted to flash only) Receiver:lights up when the bell rings Transmitter Size: 65mm*37mm*11mm Receiver Size:56mm*56mm*20mm Remote control distance:300M in a straight line on open ground(data comes from factory laboratory) Precautions: ● Install the wireless doorbell button at a suitable height at the door. Please choose to install it on a clean surface. If you encounter a metal door, it is recommended to install it on the wall. Installing it on an iron door will easily affect the wireless distance. ● For a smooth wall surface, take out the double-sided tape delivered with the product, and stick it on the doorbell button installation plate. After peeling off the double-sided tape, press the doorbell button in the appropriate position as shown in the installation position diagram. Double-sided After applying the glue, please press and hold for 30 seconds before releasing it to make the glue stick more firmly. ● If you are worried that the rough wall surface will be dedusted and the paste will not be firm, you can use screws to reinforce the transmitter.   Note: There is no effect of natural separation from the body, no electricity, metal, etc., and the actual use has a certain angle difference, which is the normal limit point. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.