Mini Photosensitive Light Sensor Module w/ 4-Pin Cable - Blue + White
Working voltage: 3~30V; Working current: 0.5~3mA; Light resistance range: 8k~20Kohm; Dark resistance: 1Mohm; Rise response time: 20s; 30s; Reduce response time: 30s; Max. wave length: 540nm; Working temperature: -30~70'C