| Power ( W) | 15W | 20W | 30W | 40W | 50W |
|
| Led chip（LM/W） | 130-150 | 130-150 | 130-150 | 130-150 | 130-150 |
|
| Solar panel （Mono/W） | 30 | 40 | 60 | 80 | 100 |
|
| Luminous Flux(lm) | 2100-2300 | 2800-3000 | 4200-4400 | 5600-5800 | 7000-7200 |
|
| Lithium battery （ 7.4V /Ah） | 14 | 22 | 30 | 40 | 54 |
|
| The lamp arm length （ mm） | / | |||||
| Control way | Pure light control / light control + timing | |||||
| Cloudy and rainy day | Light control 2-4days / Light control+timing 3-5 days | |||||
| Working temperature | - 20 ° C ~ 55 ° C | |||||
| Storage temperature | -20° C ~ 55 ° C | |||||
| Store humidity | 20%—80% | |||||
| lamp materials | High die casting aluminum | |||||
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