Photosensors

Photoresistor is a resistor which made of semi-conductor material,and the conductance changes with luminance variation . The photoresistor can be manufactured with different figures and illuminated area based on this characteristic. Model: GL5528 Max Voltage (DC): 150V Max Power Consumption: 100mW Photo resistance : 20k Ohm Dark resistance : 1M Ohm

Red Dot Laser Operating voltage 5V Power 5Mw Wavelength 650n m OD 6mm

CR2025 Battery Launch distance: 8m (concrete and the surrounding environment, the sensitivity of the receiving end of) Effective angle: 60 degrees Stable quality, cost-effective Paste material: 0.125mmPET effective life of 20,000 times Quiescent current 3-5uA, dynamic current 3-5mA

Infrared receiving module adopts 1838 infrared receiving headLight resistance, strong electromagnetic interference, built-in infrared dedicated IC, can work under 500 lux light intensity. Dimension: 6.4 x 7.4 x 5.1mm Receiving angle: 90 ° Working voltage: 2.7 ~ 5.5V Frequency: 37.9KHz Receiving range: 18m

The Photo Resistor Module is used to indicate the presence or absence of light. The module can also be used to measure light intensity. This module allows for easy sensing of light levels from within your Arduino controller. Photosensitive Sensor Operating voltage 5V

PCB size:1.5*1.9cm work voltage:5V output low level when not receive laser signal output high level when receive laser signal 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.

Light intensity sensor module Data output range resembles luminance from 0-65535 lux I2C Interface No external parts required Provides simple digital output

Ιntelligent car speed measurement module Photoelectric Output 5V, TTL level