1. High-efficiency integrated polycrystalline solar panel.2. Smart LED indicator for solar charge intensity.3. Two brightness settings (Standard, High)4. Ultra-light, ultra-portable design.5. Multiple-setting Stand allows flexible usage.6. POWER SOLUTION and sturdy design.7. 3 years lifetime.8. Battery charge level indicator to remind you charge the light timely.9. Weather, Dust and Impact Resistant DescriptionItemSolar panelBatteryLight sourceDetailsSolar Reading Lamp0.3W / 5V Sunpower branded3.2V 400mAh LiFePO4 0.5W*1pc35lm1. High-efficiency integrated polycrystalline solar panel2. Smart LED indicator for solar charge intensity3. Two brightness settings (Standard, High)4. Ultra-light, ultra-portable design5. Multiple-setting Stand allows flexible usage6. POWER SOLUTION and sturdy design