DP-7639 Rechargeable 4000mAh Lithium Battery Adjustable Desk Fan

DP-7639 Rechargeable 4000mAh Lithium Battery Adjustable Desk Fan

Duration Power DP-7639 Desktop Portable Rechargeable Fan
Key specifications and features: 

Battery: 4000mAh capacity.
Speeds: Three different speed modes.
Adjustability: The fan angle can be adjusted up and down by 90°.
Charging: Features a Type-C charging port.
Usage Time: Provides approximately 3 to 6 hours of use depending on the speed setting.

DP-7639 Rechargeable 4000mAh Lithium Battery Adjustable Desk Fan