Solar panel: Monocrystalline solar panel 2V/0.3W Product battery: 1.2V/600mAh NiMH AA battery (actual standard) Product light source: 21 seven-colour light beads Product material: silk cloth + ABS + aluminium tube Waterproof rating: IP65 Charging time: 4-6 hours Working time: 10-18 hours on full charge Butterfly colour: White / Purple / Red Suitable environment: garden, lawn, walkway, courtyard, park, etc.