About Product:Features: 1.USB interface directly charge, can make outdoor camping has been bright, outdoor work is not restricted, to bring you a cheerful travel a file switch, convenient and practical, easy to use. (Built-in lithium battery, can be continuous lighting 5 hours). 2. Pull up the switch, convenient and practical, easy to use. 3. This camp light, smaller than the traditional camp lights, lighter weight, easier to carry! Small investment, cost-effective. Especially affordable! 4. comes with Bluetooth function can be anytime, anywhere to listen to their favorite music to your life to bring a different color.