Product advantages1. Two power supply methods, super long battery life of 20 hours2. Using polycrystalline silicon solar panels, the conversion rate is high, it can be fully charged in 6-8 hours under direct sunlight, and can be bright for 3-5 nights3. Warm light and white light are adjustable, using high-strength ABS material, anti-corrosion and prolonging service lifeParameters:Product NamePortable Solar LightBatteryGrade A lithium ionMaterialABS+PC[Charging time] 6-8 hours by solar, 1 hour by USB[Lighting time] 12H[IP level]55SensorManual switchWorking temperature-25-60[Warranty] 12 months[Light Mode] Half-brightness and full-brightness switch (switch between white and warm white LEDs)