About this item Solar Powered Firefly Lights Lid: Fits for regular mouth mason canning jars（The product does not come with a jar）,Lid Diameter Size: 2.76 inch(70mm)/Insert 2.36 inch(60mm).Magnificent 3.3ft long wire with 30 bright old-fashioned warm white bulbs, bright for Garden and House decoration. Great Designed：12 x Handle DIY Your Own Mason Jar Crafts（The product does not come with a jar） - Shape the string lights as you like and fill mason jars with sand, dried flowers, shells, pebbles, berry sprigs, seasonal things etc. Let everybody around you give a thumb up for your idea. Environmental Protected And Energy Saving:100% Solar Powered Solar Panel,Slide the switch to the "ON" position before charging by solar,Generally charge in the sun 6-8h will light up 8-12h.Long lasting LED bulbs,little heat,safe to handle even after long-time use.（The product does not come with a jar） Very Easy To Use:Just need place them outdoor in direct sunlight,Automatically turn ON/OFF, the light will turn ON when the dark,and the light will turn OFF when the daytime. Each light includes an On/Off switch under the lid. What You Get- 12 pack mason jar lights lids(JARS NOT INCLUDED) and 12 pack hangers. If you have any problems, please feel free to contact the seller directly. › See more product details