Dahua DHI-ARD822-W2(868) Wireless Double Panic Button

DHI-ARD822-W2(868) Wireless Double Panic Button

Wireless panic button. Bidirectional RF communication. Provides multiple LED colors to indicate different statuses. Cloud update and automatic recovery from failed updates. Provides prevention against accidental pressing. Battery life up to 5 years when used twice a week. Suitable for IP54.

Specifications:

• Function
• Indicator Light - 1 for multiple statuses (pairing, communication, and operation)
• Remote Update - Cloud update
• Button - 2
• Signal Strength - Yes
• Low Battery Detection - Yes
• Battery Level Display Displays battery level on app
  
  Wireless
• Carrier Frequency - 868.0 MHz–868.6 MHz
• Communication Distance - Up to 1,200 m (3937.01 ft) in an open space
• Communication Mechanism - Two–way
• Encryption Mode - AES128
• Frequency Hopping - Yes
  
  General
• Operating Temperature - –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
• Operating Humidity - 10%–90% (RH)
• Power Supply - 1 × CR2032
• Battery Life - 3 years (if used twice a week)
• Product Dimensions - 55 mm × 36 mm × 14.2 mm (2.17" × 1.42" × 0.56") (L × W × H)
• Packaging Dimensions - 95 mm × 59.5 mm × 30.5 mm (3.74" × 2.34" × 1.20") (L × W × H)
• Installation - Wall mount; portable
• Net Weight - 18g (0.04lb)
• Gross Weight - 48g (0.11lb)
• Certifications - CE
  EN 50131-1:2006+A1:2009+A2:2017+A3:2020
  EN 50131-3:2009
  EN 50131-6:2017
  EN 50131-5-3:2017
  Security Grade 2
  Environmental Class II
• Casing Material - PC + ABS
• Protection - IP54
  
  Technical
• Operating Current - 28 mA
• Test Mode - Yes