Features: ABS MaterialWith hard ABS shell, the protection grade of solar step light reaches IP55, weatherproof and rustproof LED LightThis deck light is enough for you to illuminate your fence, deck, step, patio, yard or garden, which is safer for the whole family to go downstairs at night. Long Use TimePolycrystalline silicon solar panel make the conversion rate is as high as 93%. Charged for 6-8 hours under direct sunlight, the light can be turned on for about 8-10 hours. Auto Open and OffThe solar stair light has no switch, it is automatically charged during the day and automatically lights up at night Easy InstallationThe deck lights solar powered can be installed in anywhere that can be fixed with screws or stickers. The size is suit for the deck, no worry about tripping. Specifications: Material: ABS Color: Black, Brown Type: Warm Light, White Light Size: (Approx)(LxWxH) 7.5x4.2x4.4cm/3x1.6x1.7inch Power by: 1 x 600mAh recharheable battery (Built-in) Solar panel: 2V 80mAh polysilicon Color temperature: 3000K Charging time: 6-8h under direct sunlight Lighting time: about 8-10h when fully charged Waterproof grade: IP55 Package Included: 4pcs x Solar Deck Lights 4pcs x Stickers 8pcs x Screws Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement. 3. Please fully charge the device under sunlight before first use. 4. If there is no enough sunlight in 3 months, the battery may run completely flat, and will decrease battery life, so please charge in time. Once its fully charged, unlock the device and lighting system. Otherwise, it wont work anymore. 5. If there is no enough sunlight, especial in North countries. it may take longer time to fully charge the device.This is very normal for solar products.