High Efficiency - The Solar Lawn Light has a built-in 600 mAH battery. The Solar Lights absorb the sun power at day time, and turns on automatically at night, turn off at dawn. Waterproof & Protection Design - Never worry about exposing outdoor solar lights to the rain or snow. The outdoor solar lamps can work normally under all kinds of weather with the waterproof rating of IP65 and weatherproof. Solar Energy & Long Working Time - These solar powered lights with 8pcs LEDs its brightness is up to 40lm, built-in 600mAh rechargeable battery, it only needs 6-8 hours to be fully charged and can last for 8-10 hours working time.Wiping it regularly with a damp cloth.A dirty panel will reduce the amount of sunlight available to charge the unit’s batteries. Easy to install & Automatic Working - It just need only seconds to install the ground light with spike to everywhere you want. But It’s better to install the Solar Garden Lights in a location where it can be exposed to maximum sunlight during the day. First put switch on, it will automatically turn on in darkness and turn off when in daytime or bright area. Provide lighting for any place - The Solar Disk Lights provide perfect lighting for your courtyard, gardens, sidewalks, lawns and corridors, etc., to add a beautiful scene for the night view of the night. Just place it where lighting is needed at night . No need to replace wiring or batteries, use free solar energy! The 8 LED Stainless Steel Solar Lawn Lights are good choice for Super Markets, Stores, Amazon Sellers. Please feel free to contact us for more details.