1. Material: plastic 2. Power supply: 4 x AAA batteries (not included) 3. Applicable age: children over 4 years old 4. Weight: about 750 grams 5. Size: about 30.3x7x4.7 cm 6. Mode: memory/tracking/linking/pass through mode 7. Features: 5 game/learning modes are optional, two operation instructions, activation/movement, no need to touch, induction control, simple and convenient