2Pcs Laser Receiver Non-modulator Tube Sensor Module for Arduino - products that work with official Arduino boards

Features:
PCB size: 1.5 x 1.9cm
Working voltage: 5V
Output high level when receive laser signal
Output low level when not receive laser signal

Note:
The sensor uses a non-modulated laser receiver, please use indoors where no light, sunlight or other fixtures may interfere, recommended for use in dark environments.

Package included:
2 x Laser sensor module