Children's Digital Sand Timer

This device features a dual-layer PCB with 128 LED lights that create a flowing hourglass display under microcontroller programming. The brightness can be adjusted, making it suitable as a decorative night light. Users can set timers from 1 to 30 minutes in one-minute increments. Once the time is selected, the hourglass animation begins. A charging port is located on the opposite side, and the product includes a charging cable and detailed instructions. Measuring 3.8 by 2.2 inches with a