Leafless fan

Power mode: USB
Noise: below 36dB
Wind type selection: natural wind
Air supply mode: no turning, no shaking
Wind speed gear: gear 3
Operation mode: Mechanical
Whether charging is supported:
Fall stop: support
Energy efficiency grade: Grade 5
Air supply type: natural air
Remote control: no
Built in battery capacity: 2000 ma - 4000 Ma
Endurance: 6-8 hours
Built in battery: built in battery