1. Unique design, convenient to use. Made of fireproof and environmentally friendly ABS material. 2. Compatible with select vehicle models, designed to install directly into the reserved switch opening. 3. Equipped with two temperature sensors to display interior and exterior temperatures simultaneously. Operating voltage: 12V Temperature measurement range: -20 to 70°C Temperature sensor wire length: 295 cm / 95 cm Fuse: F4AL250V Precision design based on 1:1 car interface dimensions Installation instructions: 1. Use a plastic or metal trim tool to carefully remove the blank buttons from the vehicle dashboard. 2. For power connection, options include the cigarette lighter socket, battery, or fuse box. If connecting to the fuse box, use an appropriate automotive fuse tap for safe and simple installation. 3. Route the internal temperature sensor wire near the driver’s side accelerator or brake area. Alternatively, drill a small hole in the dashboard to pass the probe through. The external temperature sensor wire can be positioned in the door seam, under the side mirror, or another suitable location. Compatible with select models including: 2004–2009 2005–2008 Prado 2004–2006 2009 Prius 2005–2006 2013–2016 Senna 2005 Hiace 2011 Material: Plastic Color: Black Package Contents: 1 x Dual Temperature Sensor Note: This package includes only the items listed above. Other accessories shown are not included. Lighting and monitor display settings may cause slight variations in the color of the product as seen in images. Measurement may vary by up to ±1–3 cm due to manual measurement.