Characteristics: With hook to hang on the tent. Built-in 2200 mah Li batteries, usb charge. Lightweight and portable, convenient for camping. Super bright led lighting, 2 mode adjustable light. Can be used as a fan or a lamp, practical and multifunctional. Specification: Material: ABS Power: 2.5w Voltage: 5v / 1A Lumen: 100LM Fashion: 2 (Super bright white light / Night light) Light source: Led bulbs Lighting period: About 10 h Power Source: Rechargeable Battery Battery: 2200mah Li-ion battery (included)