Powered Hand Fans Rotation Way: Without Rotation Application: 10 Power Source: Battery Fan Speed: fifth Gear Rotary Vane Quantity: 5 Size: 1050MM Type: Ventilation Fan Controlling Mode: Mechanical Timer Control Certification: NONE Material: Plastic Installation: Mini Type: Cooling Only Max. Power: 20W Wind Type: Natural Wind, Sleep Wind, Prevailing Wind Water-shortage Power-off Protection: Yes Reverse Rotating Function: No Suspender Length: No Suspender Max. Timing Limit: No Timing Air supply mode: Rotary Vane Voltage (V): 5V Power (W): 2W Timing Function: No Timing Remote Control Function: No Brand Name: HAOYUNMA Origin: Mainland China Power mode: USB colour: cherry pink, snow white, violet, dark night green, deep blue Built-in battery capacity: Above 4000 milliamperes Shell process: electroplate Net weight: 179g Motor type: Brushed motor Whether charging is supported: support Packaging volume: 19.4*6.9*5.3cm Rated voltage: 5 Additional features: LED digital display Number of fan blades: 5 tablets Gross weight: 225.8g Fan classification: Handheld fan brand: SAPI Item number: N15 Appearance size: 18890465 rated power: 2.5 Is there a built-in battery: Built in battery specification: 18.8*9*4.65mm