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Product Distance Sensor 10-80cm GP2Y0A21YK0F Sharp Indicator LEDs Power LED + Detection LED Output Type Digital (HIGH / LOW) Detection Range Approx
night indicators
patient monitoring
A: It is designed as an Arduino-compatible METRO/UNO-class board
Relay Light Controlled Module tv-b-gone Product Distance Sensor 10-80cm GP2Y0A21YK0FAutomatic Dusk to Dawn Switching Without a Microcontroller The Relay Light Controlled Module combines a light sensor and a relay on one board, so it can switch a load when the surrounding light level changes. That means you can build simple dusk to dawn or light triggered systems without adding a separate microcontroller. It is a useful module for outdoor lights, night indicators, greenhouse controls, and energy saving projects that need automatic
