Just simply press the bottom power button The 1st press for low light The 2nd press for bright light The 3rd press for flashing light The 4th press for turning off
Features:
1. Portable belt at both top and bottom side
2. High efficient built-in solar panel board
3. Charge under direct sunlight
4. Inflating nozzle, easy to inflate and fold after deflated
5. Button switch control: low/bright/flashing light modes
6. Flashing-light setting for emergency situations
7. Charge time of 8 hours yields a minimum of 6-12 hours of light
8. Ten white light emitting diodes (LED's) with 4000 mcd light source
9. Deliver up to 80 lumens providing 15 sq. ft. of light
10. Rechargeable lithium polymer battery pack - 300-500 cycle life
11. Retains a 50% of charge for 2 years if inactive
12. There are no further costs associated with lighting