5V Electronic Hourglass DIY Kit Funny Electric Pr

The suite adopts 1.6mm double layer PCB, and the circuit consists of 57 pieces warm white LED.
Under the control of MCU , it displays analog hourglass .
The -switch can adjust the speed of hourglass, the LED at the same time is 28, and it can be used as decoration of small night light. 0.5W power consumption.
The assembly process can greatly exercise your hands-on and cultivate interest in learning electronic technology.
Power supply mode: 5V

Type: Electronic DIY Kit
color:Green
Material:plastic+metal
size:84 x 40mm

Package Contents:
1 x LED Electronic Hourglass DIY Kit

Only the above package content, other are not included.
Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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