Will work up to altitudes of 3,000m (9800ft), will not “self-combust” at high altitudesFlip top safety cap allows easy one handed operationVisible gas-level indicatorAdjustable 1300ºC 'Clean Burn' V-flamesHeavy duty metal alloy body with rubberised coatingElectronic piezo igniter (10,000 ignitions)Lanyard fastening hoopSize: 3" x 1.5" (7.6cm x 3.8cm)Weight 3.2oz (90g)Fuel capacity: 4.5 ml (approx. 800 short ignitions)Working flame height: 1" - 1½" (3cm)