Energy saving and environmental protection Powered by solar panel, no need for external wiring, really environmentally friendly, save the electricity bill. IP65 Waterproof Glass Jar A rubber gasket clamps the lid to ensure that water does not enter the jar and to protect the battery. The solar charging panel is also waterproof, ideal for outdoor decoration. Auto On and Off with light sensor With the built-in light sensor, find the on / off switch located under the cover and turn it on. After 6 to 8 hours of charging in direct sunlight and with a charged battery, the mason jar lights automatically turn on at night and turn off during the day. if you want the lights to work during the day, just cover the solar panel. Widely Use Unique creative crack design decoration lights can be used indoors and outdoors for DIY decoration, mason jar crafts, easily hang on walls or trees, also can be placed on shelves, tables, porches, patios and pergolas, creating a warm and charming atmosphere. A great gift for kids, lovers, family and friends. Guarantee Package: 1 * Solar Decoration Lights, 1 * instruction manual. We provide 6 months warranty and 100% money back guarantee. Specification: Material: ABS plastic + stainless steel Solar panel: 2V / 100MA Battery capacity: 1.2 V 1200 mHA Product weight: 700g Waterproof rating: IP65 Charging time: more than 6 hours Switch light on / off: ambient light sensor