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Kerui M536 Temperature Display Doorbell with F55 Push Button, Operating at over 500 Feet with Thermometer Display, 58 Chimes, 4 Volume Levels, 1 Receiver & 1 Push Button

Digital thermometer display
Alarm for set temperature
500-feet range
58 chimes optional
4 volume levels adjustable
Memory function
Fixed-tone buttons available
Double modes power supply

Quantity:
  • M536
  • Kerui

Kerui Doorbell - Life happens at the front door

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M536 Thermometer Display Doorbell

Features

Digital thermometer display

Alarm for set temperature

500-feet range

58 chimes optional

4 volume levels adjustable

Memory function

Fixed-tone buttons available

Double modes power supply


Technical Parameters

Working voltage: USB 5V or 3*AAA batteries

Static current: <300uA

Working current: <100mA

Distance range: 500 feet

Size: 138*100*88mm


F55 Push Button 

Features

Emergency button

One Button transmitter

Fashion design


Technical Parameters

Wireless frequency: 433MHz

Distance range: 500 feet

Size: 65*34*18mm

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