Main Parameters: 1. Casing Material: aluminum alloy shell, solar panel (2.4V, 0.3W) Ni-Mh rechargeable battery (1.2V), 6pcs super bright LED 2 transparent plastic shells, 1 circuit board. 2. Specification: 110*100*25mm N.W.: 350g/pcs 3. Light intensity: 8000mcd 4. Color: Red, Yellow, Blue, Green and White LED 5. Charging Time: 3hours in sunny day, 6hours in cloudy day and 8hours in rainy day 6. Operating Time: 12hours/night, 7days successively after the battery is fully charged 7. Operating Mode: Turn off the day and turn on at night automatically. 8. Flashing Frequency: 200-220times/min when LED is working 9. Operating Temperature: -20cto50c 10. Life Time: More than 3years 11. Carton Measurement: 335*245*207mm (48PCS/CTN).