Specifications: Smart Door sensor S100
Range: Up to 50M ontdoor, 30M indoor
Radio Frequency: 868.4 MHz
Power: 1 x Cr2
Standby Current: 2 uA
Battery Life: 2 Years
Operation Temperature: 0-40 degree C
Dimensions: Main Body: 0.87" x 0.83" x 2.80"
Main Body: 0.43" x 0.43" x 1.57"