Light Source Type: LED Voltage: 1.2 V Power: 3 W Inner Cavity L: 50 lm Waterproof and Dustproof Specifications: IP65 Material: Stainless Steel + ABS Product Size (Approx.): Diameter: 4.6 inches (11.7 cm), Total Length: 5.1 inches (13 cm), Charging Time: 6 - 8 hours Working Time: 8 - 10 hours Service Life: 8,00000000 (h) Contents: 1 (h) Contents: 1 PC x solar light.