Bettery capacity - 4000Ah Lithium battery

Low speed Level : 7h Continue warking

Midium speed Level : 5h Continue Working

High speed Level : 3h Continue Working

Charging time : 4-8h

Material:ABS

Brand Model: JY Super JY-2215

MADE IN CHINA

Fan Size: 12.5\inch

Fan Speed: Low/Middle/High

Angle ( Up and Down) Around 60 degree

Charger: USB Cable...