Set of 15 Photoresistances LDR4 & LDR7

Features :

- LDR7 :

Diameter 7mm

Resistance variation when illumination min - max : 100 Ohms to 100 kOhms

- LDR4

Diameter 4mm

Resistance variation when illumination min - max : 40 Ohms à 10 kOhms

Composition :

- Set of 15 Photoresistances :

5 LDR7

10 LDR4

Use :

- Easy setup, connects by two strings as a single resistance whose value will vary depending on the illumination

- Many recreational or home automation applications: crossing detection, twilight ignition, light modulation depending on the ambient light, ...