Model /font> | Picture | Power | Solar panels | Battery capacity | Solar plate size | Length of lamp arm | Control way | Rainy day | Special custom | Warranty period |
620B | ã | 10W | 10W single | 4.2V/8.8Ah | 360*270mm | With 5 meters t> | Pure light control / light control + timing | Light control 2-3 days / light control + timing 3-4 days | None | 2 year warranty |
720B | 20W | 20W single | 8.4V/8.8Ah | 450*360mm | Plus microwave induction +20 yuan / plus remote control +10 yuan | |||||
820B | 30W | 30W single | 8.4V/11Ah | 510*435mm |