Wireless Doorbell EU/US Plug 300M Remote Control Waterproof 433 Frequency Through The Wall Signal Alarm Ambulance Smart Doorbell
SPECIFICATIONS
Brand Name: NoEnName_Null
Certification: CE,RoHS
Choice: yes
Doorbell Type: WireLess
High-concerned chemical: None
Origin: Mainland China
Power Source: AC
Type: Doorbells
Wireless Doorbell EU/US Plug 300M Remote Control Waterproof 433 Frequency Through The Wall Signal Alarm Ambulance Smart Doorbell







The wireless doorbell kits can be used for a variety of applications, both at home and at the office! Did you know the new application of the wireless doorbell?
Elderly or Patient Care: The push button can be used for emergency call for the eldely or patient. It is battery powered, easy to access for them too.
Morning Call for Children: Hassled to get the children up in the morning for school? Don't worry, just press the push button at your home, your kids will wake up on time, no longer late for school.
Perfect for home, shop, store, office: With our wireless doorbell, you'll never miss a visitor.
Feature:
Ringtones available and 3-step volume control (0 ~85dB), When someone presses the doorbell, the eye-catching backlight flashes. Especially suitable for the elderly, deaf and pregnant women, use machine learning to prevent. interference from other wireless transmitte,Design service life up to 25 years.
Specification:
① Operating frequency: 433MHz
② Receiving distance: 300m (in open area)
③ Size: 75x51x20mmreceiver size: 95x65x24mm
④ Voltage: AC110V-220V-240V
⑤ Transmitter 12v23a battery factory pre-installed (battery included)



