Simple Suspend On A Hook For Maximum Heat Convection, Has An Up-to-3-days Continuous Burning Time With One Fill, Ideal For A Small Area Of The Greenhouse Or A Medium Cold-frame.creates An Ideal Ambient Temperature For Growing On Young Plants In A Cold Frame Or Designated Section Of The Greenhouse. Ideal For Staving Away Damaging Frosts In Your Greenhouse Or Large-cold-frame, & Has A Burning Time Of Up To 3 Days With One Fill Of Fuel.it’s Amazing How You Can Get Larger Crops & More Crops, As Well As An Earlier Harvest, Just By Providing A Bit Of Heat.capacity: 0.5 Litres