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| Model | SLSR421-200W | SLSR421-300W | SLSR421-400W |
| Solar Panels | 10W/5V | 15W/5V | 25W/5V |
| Lithium Battery | 3.2V/6AH | 3.2V/11AH | 3.2V/17AH |
| LED Chips | 40 PCS | 60 PCS | 80 PCS |
| Light Efficiency | ≥180LM/W | ||
| Dimensions | 465*212*50mm | 578*214*48mm | 712*279*46mm |
| Working Temp | -25 to +65ºC | ||
SWF Lights