Model: N20

Weight: 233g

Battery Capacity: 3000 mAh

Battery Type: 18650 Lithium Battery

Battery Voltage: 3.7V

Input amd Output: 5V/0.8-1A

Constant Power: Max 2.5W

Interface: Type:USB-CMain Feature:1. Wide range of applications:Use for both indoor and outdoor activities, office, subway, traveling, camping, picnic, hiking.2. Air volume level 3: weak wind uff1e natural wind uff1e strong wind3. Wingless design, you don"t have to worry about hair being caught by fan blades.4. Half-closed air inlet, dust and sweat proof.Package Included:1 * Neck Fan1 * USB Charging Cable