1. Material: ABS+PS 2. Light source: 150 COBs/lumens: 260 LM 3. Solar panel: 5.5V/charging: 4.2V, discharging: 2.8V 4. Rated power: 40W/Voltage: 7.4V 5. Usage time: 6-12 hours/Charging time: 5-8 hours 6. Battery: 2 * 1200 milliampere lithium battery (2400mA) 7. Product size: 170 * 140 * 40 mm/weight: 300g 8. Solar panel size: 150 * 105mm/weight: 197g/5 meter connecting cable