TECKNET Wireless Doorbell, Door Bell 0-120dB, 1300 ft Wireless Range, IP65 Waterproof Classroom Doorbells, 60 Chimes & 5 Volume Levels, RGB Light for Home Kid Room Office Hearing Impaired

【1300ft/400M Long Wireless Rang】The doorbell ringer wireless provides an ultra-wide coverage of 1300ft, passing easily through cement doors, wooden doors, and walls. Say goodbye to missed guests and hello to convenience with this long-range wireless doorbell. Upgrade your home’s security and convenience with the wireless door bell for home today
【IP65 Waterproof & Energy-saving】 Constructed of recyclable ABS material, the Door bell Wireless is IP65 waterproof and can be installed outdoors without a cover. With an operating temperature range of -4°F to 140°F, it can withstand harsh weather conditions.The door bell transmitter enables ultra-low power consumption and a 4.5-year lifespan
【60 Ringtones & 5 Volumes Levels】The wireless doorbells features 60 pleasant ringing tones and 5 levels of volume adjustment (0-120dB) to meet your needs in different occasions, and it also has a silent mode (LED blinking only) to choose from, so that you can avoid disturbing sleeping babies or children when using it in homes, classrooms, kindergartens and other places