# A Thermal Camera Add-On Transformed How I See My Home Detect hidden cameras and save energy with the Thermal Master P3. - **Source:** [CNET](https://brifing.si/source/ce507de7-7f24-4ff4-ab6d-7635abcc095a) - **Published:** 2026-08-17 - **Original article:** - **On Brifing:** https://brifing.si/s/3aad9b26-dcae-47b9-8b25-ee268ea88945 ## Thermal Imaging Now Accessible to Everyone The Thermal Master P3 brings professional thermal imaging capabilities to your phone. Priced at just $279, this add-on is compatible with both iPhone and Android devices and can be set up in minutes. It features a durable design with a high-quality metal frame and carrying case. It detects temperatures ranging from -4°F to 1,112°F with ±3.6°F accuracy. ## Easily Detect Hidden Cameras The Thermal Master P3 is ideal for spotting hidden cameras in vacation rentals. In tests, it instantly identified a wired camera hidden behind bookshelves. Wireless cameras emit less heat when unused but can still be detected via temperature differences. It also reveals the hubs connected to these cameras. ## Identify Heat Leaks for Energy Savings The thermal camera helps pinpoint insulation issues and energy leaks in your home. For example, during testing, it detected hot spots in the corners of a living room ceiling, indicating poor insulation. In contrast, the bedroom ceiling showed no such issues. These insights can lead to DIY insulation projects for long-term savings. ## Spot Water Leaks and Pests Thermal imaging can reveal water leaks and damp areas behind walls. It also detects pests hiding in ventilation gaps. These features help identify potential problems in vacation homes before they escalate. ## User-Friendly App and Customization The free Thermal Master app is intuitive and easy to use. Generating heat maps takes just minutes. It offers customization options like zoom, temperature color palettes, and ambient temperature adjustments. There’s even a birdwatching mode, though default settings suffice for most users. ## Versatile Use at Home and on Vacation While the Thermal Master P3 excels at detecting hidden cameras during travel, it’s equally useful at home. It identifies insulation gaps, water leaks, and drafts, helping you save on energy bills. Its compact, portable design makes it easy to carry anywhere. ## Perfect for Non-Professionals The Thermal Master P3 delivers professional-grade functionality without complexity. It works right out of the box with default settings, eliminating the need for advanced adjustments. The package includes a Lightning adapter and a 19.7-inch extension cable. ## Limitations with Reflective Surfaces The Thermal Master P3 may struggle with accuracy on metallic or reflective surfaces, where temperature readings can be misleading. However, these limitations don’t significantly hinder its effectiveness for general home and travel use. ## Long-Term Savings and Security Priced at $300, the Thermal Master P3 is more affordable than a home inspection and reusable. It promotes long-term energy savings by identifying insulation issues and enhances security by detecting hidden cameras. These features make it indispensable for homeowners and frequent travelers. ## Sources covering this story - https://www.cnet.com/home/smart-home/a-new-thermal-add-on-to-my-phone-changed-how-i-see-my-home-forever/ — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._