Efficient & Accurate Ketone Monitoring - The ketone breath analyzer uses a 32-bit high-performance integrated chip to enable real-time detection of acetone levels in breath. Within 5 seconds, it delivers accurate readings to help monitor fat-burning progress and support fitness management. User-Friendly Design with One-Button Operation - This ketone breath meter features simple one-button operation for easy and consistent testing. Long-Lasting Battery Life - Equipped with a built-in rechargeable battery and Type-C charging, the device provides up to 30 days of use on a single charge. Innovative Hygiene Features - The ketone breath tester includes a concealed compartment design to maintain cleanliness during use. With no consumables required, it offers a cost-effective and waste-free experience. Smart Analysis & Timely Feedback - Featuring intelligent analysis, the device measures acetone levels and provides feedback based on results. Warm Reminder: For best results, perform the test in the morning before eating or drinking. Charge the device for 30 minutes before first use. Color: Black Material: Plastic Package Contents: 1 x Ketone Breath Analyzer Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement error is +/- 1-3 cm.