Description: Multifunctional Learning Tool: This intelligent focus training machine is mental arithmetic trainer designed to stimulate visual and auditory thinking, enhance memory, cultivate black thinking, and improve concentration. Voice Broadcast: The Handheld Memory Game comes with a voice broadcast feature that provides interactive learning for your child. It helps in improving their listening skills while making the learning process more engaging.Adjustable Timer: Electronic Fidget With 5 timing modes (5s/10s/15s/30s/60s), this compact and portable device allows for timed training.Design:Electronic Focus Training Toy enhances observational skills through graphic memory exercises and improves memory through sequential memory tasks.LED display:The LED display provides a clear visualization of the answering time, making the learning process more engaging and effective. Size Chart: Length:9cm/3.54inchwidth:3cm/1.18inchHeight:13cm/5.12inch Package Includes: 1Handheld Memory Game toy80 cards Note: Please allow slightly errors 1-2cm differences due to manual measurement.