eLander [3 Pack - Solar Mason Jar Lid Insert - String Light] LED Mason Jar Solar Light, Light up for 8 Hours light and 5 Hours Fully Charged, for Glass Mason Jars and Garden Decor Solar Lights Solar Mason Jar Lids: can be added to most standard glass mason jars, put the jar to anywhere and add a great ambience Quick start: Turn on the switch, insert it on the top of the mason jar, and screw the lid. Smart Light Sensor: When fade into darkness, the light will light on automatically until itself dies. High-quality Solar Panel: Fully-charged in 5 hours, and light on for 5-7 hours 3 Packs, making Creative Wedding Light Decorations and Reception Lighting