This is a beautiful electronic hourglass, a decorative gift . The suite adopts a double-layer PCB, and the circuit consists of 128 pieces of LED lamp. Under the MCU program, it displays hourglass images. Brightness is adjustable, It can used as decoration for small night lights. 1-30 Minutes could be Set at Any Minute, After selecting the moment, and the hourglass starts moment. On the other side of the hourglass is the charging port. NOTE: We Come with a Charging Cable This innovative device uses LED displays to visually track the passage of moment, much like a conventional hourglass. However, it also incorporates a -sensing mechanism that detects instruction, adding a layer of interactivity and functionality. The Electronic Hourglass is a unique blend of timekeeping and modern technology. This eye-catching timer doubles as a stylish decor item, blending form and function seamlessly. With its contemporary design, it's not just a timer, but a conversation interesting topic of chat. Adopting an intelligent charging and discharging integrated board with battery protection function The battery life of the battery is about 5 hours, which is about 350 milliamperes This product can be placed in any mode, making it very suitable for gifts of small desktop decorations Support for TYPE C interface data cable Colour:A:Black Material:ABS Package Contents: 1 x Children student timer 1 x Data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.