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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Longsin
  • Model Number: LS-818-11
  • Usage: Ray Sensor
  • Theory: Resistance Sensor
  • Output: Digital Sensor
  • addvantage: with holder

Packaging & Delivery

Packaging Details color box + master carton with holder
Delivery Time within 10 days after the receipt of the payment

Name:Wireless curtain infrared detector with holder (DC3V)


MCU processing adopted
Automatic temperature compensation
Adjustable time of alarm delay
Adustable valve
Single curtain 
SMT adopted,anti-RFI&anti-EMI
Anti-RF interference:20V/m -1GHz






Technical parameter
Operating voltage:DC3V ,2"AA" battery
Static current:≤12uA 
Alarm current:≤10mA 
Battery life span:1 year
Detecting distance:9 meter
Detetcting angle:15 degree
Self-check time:about 60s
Alarm indicator:alarm derection red LED 
Outdoor derection gree LED
Low power indication:yellow LED
OPerating temperature:-10°C ~ +50°C 
Humidity:max 95%RH
Installing height:1.7-2.5 Meter
Emission frequency:315/433MHz
Transmitting distance without block:100m





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China (Mainland)
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12 Transactions 100,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $59,000
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