ARD821-W2 

Wireless Panic Button

> Two-way RF communication.
> Provides multiple LED colors to indicate different statuses.
> Cloud update and automatic recovery from update failure.
> Offers accidental press prevention.
> Battery life up to 5 years if used twice a week.
> IP54 rated.

Function

Indicator Light

1 for multiple statuses (pairing, communication, and more)

Remote Update

Cloud update

Button

1

Signal Strength

Yes

Low Battery Detection

Yes

Battery Level Display

Displays battery level on app

Wireless

Carrier Frequency

433.1 MHz–434.6 MHz

Communication Distance

Up to 1,300 m in an open space

Communication Mechanism

Two–way

Encryption Mode

AES128

Frequency Hopping

Yes

General

Operating Temperature

–10 °C to +55 °C (indoor)

Operating Humidity

10%–90% (RH)

Battery Model

CR2032

Battery Life

5 years (if used twice a week)

Product Dimensions

55 mm × 36 mm × 14.2 mm (L × W × H)

Packaging Dimensions

95 mm × 59.5 mm × 30.5 mm (L × W × H)

Installation

Wall mount; portable

Net Weight

18 g

Gross Weight

48 g

Certifications

CE

Casing Material

PC + ABS

Protection

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15-ARD821-W2

  • Brand: Dahua
  • Product Code: ARD821-W2
  • Availability: 9
  • 35.00€


Tags: ARD821-W2