18 pcs strong light LED make the lamp more brighter, Province with electricity, full featured, user friendly, green environment-friendly new products Rechargeable led lamps can be used 8 hours or so, Fan use up to 8 hours or more, LED lights and fan at the same time about the use of up to 4 hours" "Product brief Info: 1. Fan used only had a longer life up to 8 hrs. 2. As well LED light can be used for 8 hrs. 3. LED Light and Fan at the same time can be used up to 4 hrs. 4. Rechargeable - charging time is 8 - 12 hrs.