1. Material: ABS+electronic components2. Size: 137 * 100 * 36mm Weight: 275g3. Battery capacity: 3000mAh (21700 7.4V) Charging time: 5 hours4. Battery life: 21-210 minutes5. Strong airflow speed of 80000 RPM Airflow noise: 90db6. Digital display of battery level and airflow level
