Use Anywhere – The heater is all in an iron casing, allowing for ease of installation, use and movement. The compact structure can save space and is perfectly suited for vehicles, outdoor camping, and greenhouse, etc. Smarter – Download the “Parking Electric” App, available for iOS and Android device, which enables user to remotely control the heater via Bluetooth. You can preheat and defrost the outdoor vehicle in advance without leaving your home Automatic Altitude Compensation – In plateau mode, the heater can work at altitudes of up to 16,000 feet, maintaining constant temperature without intervention and help you keep peace of mind Energy Efficient – The heater uses an average of 0.16-0.