175 Series Features: More than 1lb lighter than competing models Under 9.5" tall, the HEED 3 is the smallest emergency breathing device on the market Affordable - the HEED 3 is over $100 less than competitors models Simple design is easy to repair and maintain Always-on design is ready to deliver air when you need it Refillable from an air compressor (or SCUBA tank using an optional adapter) Deluxe Dial Gauge Pressure Indicator standard on every unit CE approved - Tanks on units shipped to Europe are CE approved to meet current European Safety Standards required for all compressed gas cylinders and are properly CE marked Made in the USA Can be equipped with an optional Nose Clip on a Lanyard 175 Series Specifications Part Number: 175-001 with Holster, 175-002 without Holster Cylinder Capacity: 2 cu ft / 58 liters Service Pressure: 3000 psi / 207 bar Length: 9.5" / 24 cm Diameter: 2.25" / 5.7 cm Weight: 1.5 lb. / .7 kg Cylinder Material: Aluminum - Black Anodized Regulator Type: Single Stage Pressure Relief: Integrated in regulator Operational Temperature: -22AdegF / -30AdegC < +158AdegF / +70AdegC Duration of Air: 38 breaths* *Based on 1.5 liters per breath 300 Series Features: Affordable - the HEED 3 is over $100 less than competitors models Simple design is easy to repair and maintain Always-on design is ready to deliver air when you need it Refillable from an air compressor (or SCUBA tank using optional adapter) Deluxe Dial Gauge Pressure Indicator standard on every unit CE approved - Tanks on units shipped to Europe are CE approved to meet current European Safety Standards required for all compressed gas cylinders and are properly CE marked. Made in the USA Can be equipped with optional Nose Clip on a Lanyard 300 Series Specifications Part Number: 300-001 (with Holster), 300-002 (without Holster) Cylinder Capacity: 3 cu ft / 85 liters Service Pressure: 3000 psi / 207 bar Length: 13.4" / 34 cm Diameter: 2.25" / 5.7 cm Weight: 2.2 lb. / 1kg Cylinder Material: Aluminum - Black Anodized Regulator Type: Single Stage Pressure Relief: Integrated in regulator Operational Temperature: -22AdegF / -30AdegC < +158AdegF / +70AdegC Duration of Air: 57 breaths* *Based on 1.5 liters per breath