VicTec Outdoor Wireless Stainless Steel LED Solar Step Light for Stairways, Paths, Deck, Wall, Patio, Garden - [2 Pack] Turn to AUTO mode, it will light automatically at dusk or in dark corners It can provide more than 10 hours illumination if its fully charged by solar energy Adopted high quality lithium iron phosphate battery (LiFePO4) which can be recharged even placed 2 years later Can be mounted vertically or flatly on stairs, paths, walls, and fence poles, mailboxes, decks, docks, gardens, lawns Made of stainless steel and solid ABS plastic construction for withstanding rain, snow, ice and wind