Solar DC light configuration:
1. Solar panel: 20W/18V with 5M cable
2. Battery: 12V/7Ah lead-acid battery
3. LED light: 2PCS 64Leds bulb with 3W wire and lampshade
4. LED light: 2pcs led tube
5. Charging time: 6-8hours with good sunshine
6. Duration time: 4PCS LED bulb & tube can work 4-6hours when the battery fully charged.