Yield lab Seed and Clone Starter Kit with 22W All Blue LED Grow LightThe Yield Lab Seed and Clone Starter Kit comes with everything you need to get those seeds germinated and those clones thriving! All you need is a starter cell, some clones and you're ready to start germinating and cloning in no time. Package Includes: 1x Yield Lab Heat Mat Thermostat Temperature Controller 1x Yield Lab 8 Inch Propagation Dome 1x Yield Lab 10 x 20. 75 inch Propagation Tray 1x Yield Lab 22 Watt All Blue LED Grow Light 1x Yield Lab 20.