WHY PRO Pair of infrared photocells for 180° automatic gate, also works with batteries and wireless, wall mounting, nominal range 20m

Technical specifications:
- Power supply: 12-24 VAC/DC or 1.5V LR6 AA
- Absorption: TX ≤8 mA RX ≤40 mA
- Wave length: 940 nm
- Nominal range: 20 m
- Working temperature: -20º/+60°C
- Relay contact: max 500 mA and 48 VAC/DC
- Dimensions: 127x50x35 mm