tombol panik yang sangat berguna jika ada seseorang yang tidak anda kenal masuk kerumah anda dan dirumah cuma ada anda sendiri yang ada dirumah, tinggal tekan tombol warna merah maka alarm akan berbunyi (dengan syarat anda harus mempunyai main unit nya dahulu baru bisa menggunakan ini)

Features:
Can compatible with all our alarm host
Can be worn on the wrist like a watch
Permanently sealed-in lithium battery
Battery operated with life expectancy of >1 year in a typical domestic environment
Ultra low power consumption.
Choice of lanyard, black elastic wristband, or velcro wristband
Low battery detection

Technical parameter:
Power: lithium C1620
Battery life: >1 year
Radio frequency available: 315/433MHz
Range: 80 meters in open space
Operating temperature: -20 ~ + 50C
Humidity: up to 95% non-condensing
Dimensions: 43 x 31 x 12mm

Kalau anda belum mempunyai main unit alarm nya, ada baik nya anda membeli main unit alarm nya dahulu :
- https://www.tokopedia.com/vitzstore/wireless-security-alarm-system?n=1Wireless panic button