KY-027 Magic Light Cup Module is a set of two boards, each one has a led and a mercury tilt switch. Using PWM to drive the LEDs on each module you can achieve the effect of light being "magically" transferred from one module to the other when tilting them.

Technical Specification:

• Operating voltage: 3.3V to 5.5V
• Size: 22mm*24mm*25mm (L*W*H)

Features:

• Glass mercury tilt switch
• Independent red LED
• Compatible with Arduino & NodeMCU
• When you tilt the switch, the led will turn on and off

 Applications:          

• IoT applications
• Smart homes