Features: 1. Intelligent light management mode, automated charging through the day, automatic lights at night. When the lamp is packed with electricity, several rainy and cloudy days can be used consistently in clever light management mode. 2. IP65 water-resistant grade, waterproof, rust-proof, dust-proof, Moisture-proof. 3 Electricity, no wiring, lights everywhere. Specifications: Solar panels: 2V/100MA polycrystalline silicon Light color: White Light source: A High-Bright LED Lamp Lighting time: Full power about 8 hours Material: PVC + ABS Battery capacity: 600MAH Ni-MH battery Size: 80*45*40mm/3*1*1" Weight: 222g Waterproof grade: IP65 Adapt to the environment: Courtyard/park/balcony, etc. Notes: 1. Due to different visible display unit and lightweight effect, the particular colour of the item might be barely diverse from the colour showed at the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to instruction manual measurement. 4pcs XStair Lamps 2pcs X Screws