This Eye Blink Sensor is IR based. The Variation Across the eye will vary as per eye blink . If the eye is closed means the output is high otherwise output is low. This to know the eye is closing or opening position.
| Power Source | 3-5 V DC |
| Mounting Height | 5 cm |
| Load Capacity | 12.5 mA |
| Packaging Size | 1pcs |