1. Soft sound and low decibel, quiet and not disturbed 2. Small size, super wind power 3. Large-capacity battery, long-lasting battery life 4. One-button control, adjust as you like, and get it done in one step 5. Parameters: - Rated input: 5V 1A - Rated power: 2.5W - Battery capacity: 1200mAh - Working current: first gear: 200mA, second gear: 400mA, third gear 660mA - Dimensions: 68x45x162mm
