Abus Secvest 2WAY radio opening me. FUMK50020B

Compact and discreet design. Reliably detects the opening of windows and doors. Sabotage monitoring. Subtle and secure protection for windows and doors. The Secvest Mini Wireless Opening Detector is particularly small and unobtrusive. It consists of a detector and a magnet, which are mounted parallel to each other on the movable part of the window or door and on the window or door frame. The detector triggers as soon as the distance between the two contact points increases due to the opening of the window or door and reports the incident to the alarm center. The Secvest Mini Wireless Opening Detector is available in white, brown, and silver.

Dimensions: WxHxD 28x42x18 mm
Battery type: 3.6 Lithium 12AA
Width: 28 mm
Gross weight: 0.09 kg
Detection method: Magnetic switch
Color options: white, brown, silver
Radio frequency: 868.6625 MHz
Radio power: 10 mW
Housing material: ABS
Height: 42 mm
Length: 18 mm
Max. battery life: a
Max. operating temperature: 55 °C
Max. transmission range open field: 100 m
Max. transmission range building: 30 m
Min. operating temperature: -10 °C
Modulation: FM
Installation location: Windows, doors
Net weight: 0.06 kg
Sabotage monitoring: Yes
Sensor type: Reed contact
Security grade:
DC power supply: 3.6 V
Voltage monitoring: Yes
Instruction language: DE, UK, FR, NL, DK, IT
Status display: Yes
Environmental class:

Delivery contents:
1 Secvest Mini Wireless Opening Detector white
1 Magnet
1 Battery 3.6 Li LS14250
1 User manual
1 Mounting material.