Supvox Door Bell for Home Electrical Self-Powered Battery Free Wireless Door Bell Waterproof IP44 Ding Dong Bell with Catching Eye 7 Colors Flash Light Smart Door Bells 38 Ringtones 5 Level Volume Alcohol Tester SAFE AND DURABLE MATERIAL: All

SAFE AND DURABLE MATERIAL: All material are made of sturdy and non-toxic ABS material

6 rolls of 5cm x 4

rust-resistant surface for long-term reliability

greaseproof

RGB lights for room with smart IC chip can make the light do various brightness

Supvox Door Bell for Home Electrical Self-Powered Battery Free Wireless Door Bell Waterproof IP44 Ding Dong Bell with Catching Eye 7 Colors Flash Light Smart Door Bells 38 Ringtones 5 Level Volume Alcohol Tester SAFE AND DURABLE MATERIAL: All[CATCHING EYE 7 COLORS FLASH LIGHT]: The smart doorbell with 7 colors changing flashing light indicators are easy for people to notice, including the hearing impaired. Once press the transmitter the receiver will ringing music and flashing light with 7 colors changing. This feature of doorbell wireless smart for home is also helpful for those with a severe hearing impairment. A perfect wireless doorbell for elderly, more noticeable than normal