Can you power these by electric supply ? Also if you use batters in the sensor how long will the sensor last

Hi, you could use a USB power adapter to power. the sensor will work for 5-7 months on battery power.

Is the sensor water resistant/ can it be installed outside?

Hi, sensor should only be installed indoors or in a sheltered area.

1 how do you add extra sensors, 3 in total wanted 2 Does the receiver/alarm work from batteries or must it be plugged to the power source

Steps to add extra sensors: 1. Press the receiver to turn it off. 2. Press and hold the volume button until the speaker dudu, release the volume button, then wave your hand in front of the extra sensor to trigger it. Done 3. If you need to distinguish the area, you can press the music key to select the color of the sensing area. Extra sensor purchase links:https://www.amazon.co.uk/dp/B0BW8CW6XX?ref=myi_title_dp 2. Both batteries or micro USB can make the receiver work

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🚨 Stay ahead, stay secure—because peace of mind is priceless!

FLEXIBLE POWER OPTIONS - Use batteries or USB power for uninterrupted performance tailored to your lifestyle.
CUSTOMIZABLE ALERT MODES - Choose from 5 versatile modes including silent night light and 36 doorbell tones for perfect situational awareness.
EXPANDABLE SENSOR NETWORK - Pair up to 32 sensors with one receiver—scale your security effortlessly.
MULTI PURPOSE SECURITY CARE - From home safety to elderly care and pet monitoring, one device covers all your alert needs.
SEAMLESS LONG RANGE MONITORING - Stay connected up to 918 feet even through walls—never miss a moment.

The Cruxer Motion Sensor Detector is a wireless PIR alarm system featuring a split sensor and receiver design with a 280m transmission range and 8m detection distance. It offers 5 customizable alert modes including silent and audible options with up to 113dB volume, supports dual power sources (battery and USB), and can expand to connect up to 32 sensors, making it ideal for home security, elderly care, pet monitoring, and business use.

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Manufacturer	Cruxer Tech Inc.
Part Number	2
Product Dimensions	20 x 14 x 5 cm; 200 g
Item model number	1 Capteur + 1 Récepteur
Size	1 Sensor + 1 Receiver
Colour	White
Power Source	Battery Powered
Item Package Quantity	1
Plug profile	Wall Mount
Included Components	Charger
Batteries included?	No
Batteries Required?	No
Battery description	Alkaline
Item Weight	200 g

Cruxer Motion Sensor Detector Wireless PIR Security Alarm for Home Safety, Elderly Calling Caregiver, Welcome Doorbell, Mailbox Alert, Dogs and Cats Passing Reminder (1 Sensor & 1 Receiver)

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