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Dahua Technology Releases 2025 ESG Report: Advancing Sustainable Development Through Digital Intelligence

2026-04-29

Dahua Technology Releases 2025 ESG Report: Advancing Sustainable Development Through Digital Intelligence

ARA24-W2(868)

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ARA24-W2(868)

Dahua Wireless Keyfob

Key Points
    · Supports roller shutter door/window control.
    · Supports local operation and remote operation.
    · Supports OTA upgrading and automatically restores when cloud update fails.
    · Frequency hopping and two-way communication technology ensure that communication is stable.
    · Supports jamming detection and communication encryption.
    · Power real-time consumption monitoring.
    · Supports high-power device access.
    · Supports multiple installation methods.
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Datasheet

Specifications

Function

Indicator Light 1 × two-color status indicator (green: normal, red: abnormal)
Button 4 (Home, Away, Disarm, and SOS)
Remote Update Cloud update
Low Battery Detection Yes

Wireless

Carrier Frequency 868.0 MHz–868.6 MHz
Transmitter Power (EIRP) Limit 25 mW
Communication Mechanism Two-way
Communication Distance Up to 900 m (2,952.76 ft) in an open space
Encryption Mode AES128
Frequency Hopping Yes

General

Power Supply CR2032 battery
Battery Life 3 years
Power Consumption Max. 100 mW
Operating Temperature –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
Operating Humidity 10%–90% (RH)
Product Dimensions 60.0 mm × 39.5 mm × 15.0 mm (2.36" × 1.56" × 0.59") (L × W × H)
Net Weight 20 g (0.04 lb)
Gross Weight 65 g (0.14 lb)
Casing Material PC + ABS
Certifications CE
EN 50131-1:2006+A1:2009+A2:2017+A3:2020
EN50131-6:2017
EN 50131-5-3:2017
EN 50131-3:2009
Security Grade 2
Environmental Class II
Anti-corrosion Level Basic Protection
Packaging Dimensions 135.0 mm × 98.5 mm × 27.8 mm (5.31" × 3.88" × 1.09") (L × W × H)

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