Specifications: FRIDGGI, Fridggi-52321, 2 L x 3.5 W x 6.5 H centimeters, 0.08 pounds, 4.5 volts, Battery Powered, Alkaline, 110 decibels, Contact Sensor, Door Mount, Mini Sensor
Specifications: Flyoukki, MSA-820, 1.5 L x 0.37 W x 2.9 H inches, 0.091 kilograms, Battery Powered, Alkaline, 6, 120 decibels, Contact Sensor, Door Mount or Window Mount, Home Security System
Features: Contact Sensor, Door Mount or Window Mount, 120 decibels, Home Security System
Specifications: 5 L x 3 W x 3 H inches, 0.22 kilograms, 500 feet, Door Mount, Battery Powered, AAA, ABS, Security Systems, Home Automation Hubs, Lighting Controls, FX-B26-YB-1T1-B-HXY-1, B26-YB-1T1-B-HXY, COTINSE, Black
Specifications: Batteries, OUDAER, N91N, 3.3 L x 5.5 W x 3.4 H inches, 3.7 volts_of_direct_current, Solar Powered, Lithium-Ion, 1, 130 decibels, Motion, Wall Mount
Specifications: Operating Range
Field of view: 120°
Distance: 9 m max at 2 m mounting height
Operating temperature: -18°C to +55°C
Indoors and outdoors: Certified IPX3
Twilight setting: 0 - 15,000 lux
Installation
Freestanding or wall-mounting
Power
2x AAA replaceable batteries
Wireless Connection
Thread