1.  Provides 5-6 hours continuous lighting after a fully charging;

2. 3 ways to charge:

a. sun solar, needs 16-20 hours charging;

b. AC/DC adaptor needs 12 hours charging;

c. car cigarette lighter, needs 12 hours charging;

3. Rechargeable batteries is built in;

4. U-shaped energy saving lamp, 7 W, work life is more than 6000 hours;

5. with a switch remote.