KROAK manufactures automotive and outdoor accessories, specializing in diesel parking heaters, portable car refrigerators, and vehicle maintenance tools.
KROAK is a supplier of automotive ecosystem products and outdoor gear designed for vehicle comfort and maintenance. The brand is widely known for its line of portable diesel air parking heaters, which provide cabin warmth for trucks, RVs, and campers during cold conditions.
KROAK also manufactures portable car refrigerator/freezers featuring dual-zone cooling and smart app integration via the Tuya platform. Beyond climate control, the product range includes heavy-duty automotive tools such as aluminum loading ramps, garage floor mats, and mechanics' creeper seats. KROAK products are primarily distributed through major online marketplaces, offering cost-effective solutions for travelers and DIY mechanics.
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Download the Tuya Smart APP and enable Bluetooth on your phone. Ensure the refrigerator is powered on and the Bluetooth icon is flashing on the display before attempting to pair.
The E1 error indicates low input voltage from the battery. Adjust the battery protection level (H/M/L) to a lower setting (e.g., from High to Medium) to resolve this issue.
KROAK diesel heaters typically require a 12V or 24V DC power supply. It is recommended to use a source capable of delivering at least 15A to handle the high current draw during the ignition phase.
KROAK products are primarily sold through online marketplaces. Support and warranty claims should be directed to the specific store or seller (e.g., on Amazon or Banggood) where the purchase was made.