MAIN SPECIFICATIONS
1. Case Material: ploycarbonate
2. Solar Cell: Single or polysilicon
3. Storage: NiMH rechargeable battery
4. LED: 4 pcs 8 f (mm) super bright LEDs (8000mcd/pcs)
5. Color: Red, Amber, Blue, Green and White LED (or customer specified)
6. Operating Time: sustains up to 14 days after the battery is fully charged (based on night time 12hrs/day).
7. Nominal Charging Time: 3 hours in sunny day, 6 hours in cloudy day and 8 hours in rainy day
8. Operating Mode: Turn off during the day and turn on at night automatically.
9. Flashing Frequency: 60-80/min when LED is working
10. View Distance: more than 1000m
11. Operating Temperature: -25° to 70° C
12. Life Time: More than 3 years
13. Water proof: IP68
14. Mechanical Strength: >25 tons.
15. Dimension: 100x96x22mm
16. Gross Weight: 130 g
17. Warranty term:14 months
Ordering information: SL20: dual sides LED, SL20S: single side LED