1. Material: electronics, PP plastic 2. Size: about 95 mm in diameter 3. Weight: about 30 grams 4. Battery capacity: 200mAh 5. Charging time: about 25 minutes 6. Applicable age: It is recommended to be over 6 years old 7. Function: flashing, rotating mode 8. Features: exquisite and small, fun and interesting, can be turned with light, simple operation, durable