Your ultimate breath ketone meter Why Choose Our Ketone Breath Testing Meter? **Free App Integration**: Effortlessly sync your results with our user-friendly app. Track your progress, set goals, and stay motivated like never before. **Accurate & Instant Results**: Say goodbye to guesswork! Our meter provides precise, real-time data, ensuring you always have the most accurate information at your fingertips. **Breath Testing Made Easy**: No more invasive tests or complicated procedures. Simply breathe into the device, and in seconds, you'll have your ketone levels right at your phonescreen. **Compact & Portable**: Take it with you anywhere! The sleek, lightweight design makes it perfect for on-the-go use, whether you're at home, at the gym, or traveling. User Tutorial User Tutorial Step 1: this prodcut can only be used by downloading the app "ketone meter" in the mobile phone. To download the app, please search ketone meter in google or apple app store and install it. Operation process Step2: long press the On-Off key for 2 seconds to turn on the devicethe white indicator light is on for 2 seconds, after that, blue light is blinking for app connectionopen the app and enter the test interface which display user's previous and current test records connect the app Step 3: Click "Start detection", the app starts to search for device Preheating mode Step 4: after successfully connected, it enters the "Preheating mode" User Tutorial Preheating Step5: wait for 2 seconds, the voice guide should tell you to blow your breath into the device for detection Blowing breath Step 6: align with the air intake port and blow for 3 seconds continuouslyduring the process, device indicator blinks green Detecting Step7: allow one second or two for the device to detect and analyse ketone Result Step8: after that, the result of ketone and level shows in the test interface Ketone Testing Level Attention should not directly use chemicals or harsh smelling reagents to clean deviceshould not blow liquids and saliva into the devicedo not let ketone meter be exposed to direct sunlight, thus affecting the resultmodifying or tampering with the components of ketone meter may result in machine failurenext test should be carried out at least 3 minutes after the last test to avoid residual componets in device do not eat, drink stimulant beverages within 30 minutes before the testother details show in user manual attached