Ankle Clocks Gravity Sensor Flip Timer Game Timer for Learning Sports Exercises in Black Description: [ Versatile and Portable]: This compact and lightweight timer is perfect for home, work or travel, it is ready to use. [Easy to Use]: Equipped with an internal gravity detection chip, this timer can switch between different modes for quick timekeeping. It is extremely easy to use. [Effective Time Management]: Includes a set of effective time management methods that can help children acquire more discipline and improve learning efficiency. It is an excellent tool for maintaining a balance between work and rest during learning. [Adjustable Volume] Small timer with 3 volume modes allows you to adjust the volume as needed. [Practical] Flip timer is a practical time management tool, useful when cooking, working, reading, studying, playing, playing sports, etc. Size Chart: 4,4 cm x 4,4 cm x 4,6 cm / 1,73 inch x 1,73 inch x 1,81 inch The package includes: 1 timer 1 cable 1 instruction