Primus Express Spider StoveThe Express Spider is one of the lightest remote canister stoves available and a perfect alternative to any sit on top stove. Despite its low weight, the Express Spider is durable and stable. The preheating coil allows the stove to perform even at low temperatures and puts out a 2000W flame that can boil a liter of water in five minutes. The control knob offers finely tuned performance and is attached to the gas canister limiting the chance of burns.