DualCurtain Outdoor Jeweller

Detection: Type: Wireless bidirectional curtain IR motion detector Detection Range: 4–15 meters per side (adjustable) Viewing Angles: Horizontal – 4.5°, Vertical – 90° Motion Detection Speed: 0.3 to 2.0 m/s Pet Immunity: Ignores animals up to 80 cm in height Sensitivity Levels: 3 (adjustable via Ajax app) Near Area Detection: Additional 40° downward sector to reduce blind spots Viewing Angle Shift: ±3° horizontal adjustment Communication: Protocol: Jeweller (two-way, encrypted) Frequency Bands: 866.0–866.5 MHz, 868.0–868.6 MHz, 868.7–869.2 MHz, 905.0–926.5 MHz, 915.85–926.5 MHz, 921.0–922.0 MHz (depending on region) Communication Range: Up to 1,700 meters in open space Encryption: Block encryption with a floating key Anti-Jamming: Frequency hopping Power Supply: Batteries: 2 × CR123A Battery Life: Up to 4 years Installation: Mounting Height: 0.8–1.3 meters (for doors, arches), 0.5–0.6 meters (for windows) Mounting Options: Wall or pillar using SmartBracket Environmental: Operating Temperature: −25°C to +60°C Humidity: Up to 95% Protection Class: IP54 Physical Characteristics: Dimensions: 174 × 123 × 88 mm Weight: 615 g Color: White Features: Anti-Masking: Detects attempts to block the detector's view Tamper Protection: Alerts upon unauthorized removal ELSA Algorithm: Advanced software to reduce false alarms Remote Configuration: Via Ajax apps