Easy to use and set up with a stable cartridge top mount. Practical X-Grid crosswise pot supports act as a built-in windbreaker and can accommodate even big pots. Soot-free, no fuel spillage and no fuel aftertaste. Uses Primus LP gas cartridges and the high output 2800W flame boils 1 litre of water in about 3 minutes. Easy flame control from simmer to boil by turning the knob on the side of the burner. Gas sold separately