Syrinx Portable Indoor Outdoor Multi-functional 4-Level Adjustable Brightness Led Camping Light with Magnetic Strip Mosquito Repellent and Power Bank Functions MULTI FUNCTIONS -- Not only can be used as a Camping Lamp but also as a Mosquito Repellent Latern, an Indoor Light; Furthermore, it can be used as a mini Power Bank to supply power to your smart phone, electronics in outdoor emergnecies. ADJUSTABLE BRIGHTNESS -- 4 levels brightness, suitable for your different needs, ideal for camping, reading, entertaining, emergencies and more. Color temperature range1700-6500k, Lumens288lm. One of the modes can be used a Mosquito Repellent Lamp (open the Lamp 30 minutes early, insect repellent effect is better). MAGNETIC STRIP-- 4 magnetic strips were inserted into the back of light and thus light could be absorbed on the metal surface, no tools required. You can easily stick the light any where with metal surface. POWER BANK FUNCTION -- Buit-in battery: 2200mAh/3.7V, Output Voltage: DC5V/1A, USB port for emergency phone charging power supply. DURABLE -- Long life, energy saving, rated for 20000 hours of use, brightness up to 288 lumens, CRI (color rendering index)&gt; 70, lighting time: about 6-8 hours, power: 2.4 w