Dp LED Light Rechargeable Mini Fan

Three – phase speed adjustment Double mode power supply With touch switch controlChip – on – board led Effective wind speed: 4.2m/sBattery capacity: 3000mahBattery voltage: 4vInput: 5A-1A Power: 1WPower using time: weak wind – 4hours, Middle wind – 2.5 hours, strong wind – 1.2 hoursWorking mode: usb port charging or built-in battery