Spec : - Dimension: 3.2cm x 2.4cm x 1.8cm (approx) - Infrared sensor with control circuit board - The sensitivity and holding time can be adjusted - Working Voltage Range: DC 4.5V- 20V - Current drain: 60uA - Voltage Output: High/Low level signal:3.3V TTL output - Detection distance: 3--7M(can be adjusted) - Detection range: 140 - Delay time: 5-200S(can be adjusted, default 5s +-3%) - Blockade time: 2.5 S (default) - Trigger: L: Non-repeatable trigger H: Repeat Trigger (default) - Work temperature:-20-+80C - Trigger Method: L unrepeatable trigger / H repeatable trigger