Self-generating Doorbell Hygrometer Thermometer Clock All-in-one Wireless Doorbell Elderly Pager Smart Doorbell – Black

Product Name: Wireless Doorbell
Colour: gold
Plug type: AU/EU/US
Waterproof grade: IP44
Product Specifications: Transmitter”1, Buzzer*1
Working temperature: 0°C-99°C
Working humidity: 0°C-99°C
Working frequency: 433.92MHZ+75KHZ
Buzzer voltage: 100-260V/50-60HZ
Transmitter battery: no battery required
Product certification:FCCICE/ROHS
Song Options: 38
Volume: 0-100DB

Packing list: sounder “1, transmitter” 1, double-sided tape “1

Color: We will ship according to the color of the first picture,

Only the above package contents are included, other products are not included. Note: Different light shooting and monitors may cause the item color in the picture to be slightly different from the real one. Allowable measurement error is +/- 1-3 cm.

details
Option key: After the product is powered on, press the music key once to play the first song, then press it to automatically enter the next song, and repeat the cycle after playing 38 songs.
Volume key; after the product is powered on, the default volume is the highest. Press once for medium volume, again for low volume, again for mute, and the cycle repeats. The volume is small, press it again to be quiet, and then repeat this insert ring.
Setting key: time setting function. Long press the second to enter the time adjustment mode, short press to set the number “+1”, skip the interval for 2 seconds, after 3 seconds, it will automatically exit the setting mode if you do not operate the key
Cycle key: Press once to switch between Fahrenheit and Celsius
Code recording method: After the product is powered on, press the volume button for a long time, then press the transmitter T until you hear the sound change, which means effective code recording
How to clear the code: Long press the volume button and keep it powered on for about 6 seconds. The code has been successfully cleared when the music changes.
Instructions:
The products are paired at the factory and do not need to be reset. If you need to replace the transmitter or receiver, you need to configure one-to-many or one-to-many-many pairings as follows: Learning Code Pairing: When the main unit starts up, press and hold the volume button for about 3 seconds to turn on the main unit to enter pairing mode, and Press the transmitter twice within 30 seconds. If the doorbell rings, the pairing was successful. If the doorbell doesn’t ring, press to send again. 2 times until the pairing is successful. For multiple transmitters or receivers, repeat the above operation.