Wireless spot alarm system, can work alone without the alarm host

Model Number: GS-SS08BP-42 Brand Name: Golden Security Key Specifications/Special Features: Main information:1. Reliable and easy install alarm system2. Waterproofdesignwith IP 55 grade3. Loud 140dB large siren and strobe red lightscaredaway the thief4. Tamper switch design effectively preventintruder taking it away5. Build-in backup 1200mAh rechargeable battery, oncepower cut off, itstill can used at least 6 hours6. 30 wireless zones,connect wireless PIR motion sensor,door/window contact,remote controllers &SOS panic button7. No wiring, all are wireless connection between each parts, this alarm system Kithasbeen paired complete before leave factory, when received this kit, just connect with Power supply and directly use the itemsStandard packing:
Wireless strobe siren (alarm host) x 1
Wireless remote controllers (built-in standby battery) x 2
Wireless door/windowcontact x 1
Wireless PIRmotion sensor*1
Wireless panicbutton *1
Adapter x 1
User's manual x 1

Technical parameters:
1) Alarm host:
Outdoor siren with strobe, waterproof IP55
Material: ABS anti-fire
Built-in rechargeable lithium battery
Sound dB: 140dB/meter
Maximum alarm accessories quantity: 30 piece
Wireless distance: 80 to 120 meters
Workable accessories: Wireless PIR motion sensor, wirelessdoor contact, wireless panic button, wirelessremote controllers
Wireless frequency: 433MHz
Encoded mode: 1527 learning code

3) Wireless door contact:
Material: ABS
Built-in antenna
Built-in AA battery
Wireless frequency: 433MHz
Encoded mode: 1527 learning code

2) Wireless PIR motion sensor:
Material: ABS
Built-in antenna
Built-in 6F22/9V dry battery
Wireless frequency: 433MHz
Encoded mode: 1527 learning code

4) Wireless remote controllers:
Enter or exit your home with an easy and convenient way to arm and disarm your security system