Cute little Fan USB portable fan in summer

Item specifics Controlling Mode: Mechanical Timer Control Wind Type: Natural Wind Air supply mode: Rotary Vane Certification: LFGB,GS,SASO,UL,CE Timing Function: 2-7.5 hours Technology: Other Max. Power: <20W Rotation Way: Without Rotation Suspender Length: No Suspender Type: Ventilation Fan Usage: Home Model Number: Cute Pig Fan Fan Speed: Second Gear Max. Timing Limit: 2-8 hours Size: <1050MM Rotary Vane Quantity: 7 Reverse Rotating Function: No Type: Cooling Only Power Source: Battery Installation: Box Remote Control Function: No Water-shortage Power-off Protection: No Material: Plastic Application: <10㎡ Power (W): 2W Voltage (V): DC5V     Parameter: Name: Cute Pig Fan Model: PF-1 Material: ABS+PP Product Size: 182*97*35mm Package Size: 197*109*38mm N.W.: 125g Certification: CE,ROSH,FCC Output: 3.7V Battery: 18650-1200mAh Charge Time: 3 hours Working Time: 2-4 hours Currency: 320mA-850mA Power: 1.3-3.5W Input: D