Why the PEACOCK enjoys the support of people throughout the world. Environment-friendly The PEACOCK works only by platinum catalysis, which causes neither air pollution nor occurrence of waste, and contributes to the environmental protection. Quick and sure lighting The newly developed platinum-catalyzed glass fiber burner offers quick and sure lighting. Sparing on fuel The PEACOCK gives constant warmth for a full day on just one fill (2cups=25ml) of fuel. High heat output Usable even in extreme cold -40℃ temperatures. Produces approximately 13times as much heat as disposable warmer. Designed to be reusable Long-life design provides many years of service. Once purchase a pocket warmer, reusable only to replace the burner. High Quality The body is totally brass-nickel finished for Quality-conscious design, and the warmer's light weight and small size make it easy to use. Duration: 20hrs, 24hrs, 30hrs Size: 5.8 × 8.8 × 1.3cm 6.8 × 10 × 1.3cm 7 × 11 × 2cm Weight: 55g 70g 105g