☀ Light sensor for automatic working---First put switch on,it will automatically turn on in darkness or at night, and turn off when in daytime or bright area. ☀ Easy to be installed in-ground---It just need only 15~20 seconds to install the lights on your desire location with spike, If the ground is too hard, do not twist or hammer it with force. Try to soften the ground with water and dig a suitable hole for the spike. ☀ Elegant design---The perfect lights for your front path, driveway, garden, etc. Make your outdoor nights more cool and beautiful! ☀ Advantage of solar light---Wireless, Stainless, Waterproof and Durable design, great for outdoor. ☀ Bright and Efficient--- With 8pcs LEDs its brightness is up to 56lm, it can last for 8-10 hrs working time after fully charged for 6-8 hrs.