Product parameters:
1. Solar panel: 1.6W 5.5V polycrystalline solar panel.
2. Battery: 2000mAh 18650 lithium battery
3. Light source: 48 2835 SMD lamp beads
4. Power: 2.8W measured by integrating sphere
5. Light color: white
6. Charging time: ≥8 hours
7. Working time: 2 hours in bright file, 4 hours in medium light file, 8 hours in low light file