Flashing doorbell with 7 bright light colors and 4 volume levels - 182.9 m wireless doorbell - For home/office use - Suitable for the elderly and hearing impaired - 1 transmitter with 2

[1 transmitter with 2 receivers] Loud volume for home use, bright 7-color light reminder, long-range wireless flashing doorbell, suitable for families. You can also call with a single button to protect your family. The transmitter and receiver are wirelessly connected, and the wireless signal is transmitted. When the button is pressed, the receiver plays a pleasant tune and flashes seven colors of light simultaneously, which is very convenient for hearing and seeing at night. The doorbell will ring loudly; the volume is adjustable to 4 levels, and you can hear it within a radius of 150 square meters. No matter the size of your house, you won't be afraid, and you won't let any visiting friends away. Low power consumption, environmentally friendly and energy-saving design: only 7 AA batteries are required—3 for each of the two receivers and 1 for each transmitter. It can be used for 3 to 5 months without potential safety risks, without fever, ensuring safety and reliability. It is suitable for various environments and will not be affected by rain or typhoons. Convenient installation, good doorbell, does not damage the wall, high-quality double-sided adhesive tape, one touch, one peel, one loop, and installation is complete. Stable and firm, no damage to the wall; can also be installed with screws.