Parameters:
1. The shell material: die-casting aluminum alloy shell circular hollow pillar;
2. Solar panels: 3 v / 100 ma
3. The battery: 1.2 V900mah high-temperature nickel hydrogen battery
4. Light-emitting devices: φ5 ultra bright LED light-emitting diodes (leds) * 6 (double side);
5. Emitting light colors: yellow, red, white, blue, green;
6. Flicker frequency: constants or flashing (2 hz flicker frequency can be customized);
7. Visual range: > 800 meters;
8. Work style: automatic charging during the day, dark light automatically
9. Use time: under the condition of the battery can work continuously to 60 hours
10. Waterproof level: IP68;
11. The service life: effectively use > 3 years;
12. Compressive ability: static pressure > 20 tons;
13. The environment temperature: - 40 ℃ ~ 85 ℃;
14. The dimensions: 132 * 122 * 75 mm;
15. A single weight: 600 g/only