The Observer is incredibly bright for it&';s small size. Small enough for backpacking, bright enough for all your outdoor adventures, comes in a plastic case to protect in transport. Use in conjunction with the Lantern Mini Post for elevated illumination on work surfaces. 60 X 60 X 110mm 168g Compatible with iso-butane, screw-on-style gas canister 38 g/h (449 kcal / 1,782 BTU / 0.52 kW) consumption One-touch Piezo type ignition 35 Lux illumination