Aluminum passive infrared sensor alarm

Aluminum passive infrared sensor alarm   Pir sensor‘s detect range Simplest installation  steps easier than any other pir alarm:
1.Installing batteries 2.click arm bottom of remote controller twice to pairing 3.click  arm bottom  again then the alarm is working monitoring   Beautiful out shape noble simple    Siren loud enough even up to 130dB   FEATURES:   lSolar Panel for power Supply, Support Home illumination lights or un-direct sunlight.   lPower operation: Solar power and 3pcs AAsize alkaline batteries (not included)
lPIR detect as far as 23 feet, 140 degree horizontal and 90 degree vertical l30 seconds exit delay,give you enough time to leave after alarm ready l10 seconds entry delay lSiren sound: 130dB loud enough to attract everyone's attention if them are around  lLow battery power indicator lOne years warranty   Design for security of:Stores ,Office,Library,Wearhouse, Home and so on