This camping lamp has 4 light modes: Strong light - weak light - fast flash-slow flash. Strong light(300lm), weak light(150lm), built in 5 LED lights can provide sufficient bright light, perfect for camping,hiking,fishing,emergency. Light can last about 8 hours under weak light mode and 20 hours under strong light mode.Green light flashes while charging and stop flashing when fully charged. Built-in battery, light is rechargeable with the USB cable; Light can also be used as a power bank to charge your phone in emergency. This camping lantern with mini size only weights 4.4 ounce,it's portable when go out.There is a hook on the top that can hang the tent light upside down to get better light.With it's magnet base feature,light can also be adsorbed on some metal surface to simplify Customize it with an imprint of your company name, logo and more to associate your brand with a fun and unique product and make your next event more successful !