The new and exclusive to calor it comes with a range of features including 2kw heat output piezo ignition oxygen depletion system 4 rotary castors 3 heat settings and hose and regulator included as standard smaller than standard raidant heaters good for smaller spaces easy to move with 4 rotary castors easy to access regulator with rear door flap instand on the spot heat easy quick start piezo ignition exclusive to calor 2 heat settings 1 1kw 2 2kw