New improved design with ceramic flame provides more efficient burning. Provides a controllable heat source for the siphon, greatly increasing brewing accuracy. Easy to refill with common refillable butane valve on bottom of lighter. Refillable 35g butane fuel tank. Electronic instant ignition system with built-in safety pressure release valve. Adjustable flame with maximum temperature of 1200°C. Material: Stainless steel Color: Silver + black Package Contents: 1 x Furnace 1 x Windshield 1 x Anti-slip rubber ring Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement allowance is +/- 1-3 cm.