Description This modern LED solar stair light is fantastic for lighting,Website:http://www.topololighting.com, decorating and marking. It can be easily mounted either vertically or flatly on staircases, paths, gardens, mailboxes, decks, docks and fences. The battery enables the light to run up to 8 hours through the night and recharge automatically during the day. The monocrystalline silicon solar panel is able to gather solar energy even on overcast days. You don't need to do anything because the light itself will turn on at night and off during the day. These LEDs are more durable than conventional glass light bulbs and are more efficient. Features: Aluminum alloy case, Patent integrated design 3W solar panel and 700lumens superbright LED light Night sensor + PIR motion sensor Replaceable big battery, can support 3 nights lighting Dim light and Bright light switch by PIR to save power 30% over! Warm white and Pure white lighting 2 in 1   Easy to install on wall or pole Specification Solar panel 17% efficiency 10 years Li-ion battery 4000mAh 1000 cycles LED 700lm 50,000Hrs Lighting mode 12 hrs per night Material Aluminum + ABS Waterproof ip65 Lighting time 3 nights Full charged Product size Light:281*175*205 Unit: mm Product Application Area: 1. Garden 2. Lawn 3. Fence 4. Park 5. Pathway