Introduction
The BACtrack Keychain Breathalyzer is an ultra-portable alcohol tester designed for personal use. It utilizes proprietary Advanced MicroCheck Sensor technology to provide reliable and accurate Blood Alcohol Content (BAC) estimations. Its compact size allows for easy carrying in a pocket or attached to a keyring, making it convenient for on-the-go use. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device.
Пакеттин мазмуну
Upon opening your BACtrack Keychain Breathalyzer package, please verify that all components are present:
- 1 x BACtrack Keychain Breathalyzer Unit
- 1 x AAA Батарея (кошулган)
- 3 x Breathalyzer Mouthpieces
- Колдонуучунун Колдонмосу (бул документ)

Image: Contents of the BACtrack Keychain Breathalyzer package, including the device, battery, and mouthpieces.
Жайгашуу
1. Батареяны орнотуу
The BACtrack Keychain Breathalyzer requires one AAA battery for operation. The battery is typically included in the package.
- Аппараттын артындагы батарея бөлүкчөсүнүн капкагын табыңыз.
- Капкакты жебе көрсөткөн тарапка жылдырыңыз.
- Оң (+) жана терс (-) терминалдары бөлүмдүн ичиндеги белгилер менен туура дал келишин камсыз кылып, бир AAA батареясын салыңыз.
- Батарея уясынын капкагын бекем жабыңыз.
2. Attaching a Mouthpiece
For hygienic and accurate testing, it is recommended to use a fresh mouthpiece for each test, especially when sharing the device.
- Identify the mouthpiece slot on the top of the breathalyzer.
- Gently push one of the provided mouthpieces into the slot until it is firmly seated.
- The mouthpiece can be folded out for use and folded back in for storage.

Image: The BACtrack Keychain Breathalyzer with its mouthpiece extended, ready for use.
Иштөө нускамалары
Тестти аткаруу
- Wait 15-20 Minutes: Before testing, wait at least 15-20 minutes after eating, drinking, or smoking. This allows any residual alcohol in your mouth to dissipate, ensuring an accurate sample from your lungs.
- Күйгүзүү: Press and hold the power button located on the front of the device. The device will emit a short beep and begin a warm-up countdown.
- Prepare to Blow: Once the countdown reaches zero, the display will show "BLOW" and emit another beep. This indicates the device is ready for a breath sample.
- Provide Breath Sampле: Take a deep breath and blow steadily and continuously into the mouthpiece for approximately 5 seconds, or until you hear a click sound. Ensure a consistent airflow.
- View Натыйжалар: After a few seconds, your estimated Blood Alcohol Content (BAC) will be displayed on the screen. The result will remain on the screen for several seconds before the device automatically powers off.

Image: The BACtrack Keychain Breathalyzer in use, showing its digital display and highlighting its ease of use.
Important Testing Considerations
- Do not test immediately after consuming alcohol, as this can lead to inaccurate high readings due to mouth alcohol.
- Avoid testing in areas with strong fumes, smoke, or other airborne contaminants.
- Allow at least 2-3 minutes between consecutive tests to ensure sensor accuracy and battery life.
- The device is designed for personal use and should not be used to determine fitness to drive or operate machinery.
Техникалык тейлөө
Аппаратты тазалоо
- Wipe the exterior of the breathalyzer with a soft, damp кездеме. Абразивдүү тазалагычтарды колдонбоңуз же аппаратты сууга салбаңыз.
- Mouthpieces can be cleaned with warm, soapy water and air-dried, or replaced with new ones for optimal hygiene.
Батареяны алмаштыруу
When the battery is low, the device may display a "Lo" message or fail to power on. Replace the AAA battery as described in the "Setup" section.
Кайра калибрлөө
All breathalyzers, including BACtrack devices, require periodic recalibration to maintain accuracy. The frequency of recalibration depends on usage. For average use, recalibration is recommended every 6 months to 1 year. For daily use, it may be needed as often as once a month. Please refer to the official BACtrack website or contact customer support for recalibration services. Additional charges may apply for recalibration.
Проблемаларды чечүү
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Түзмөк күйбөйт. | Өлүк же туура эмес орнотулган батарея. | Туура полярдуулукту камсыз кылуу менен AAA батареясын алмаштырыңыз. |
| "Lo" message displayed. | Батареянын кубаттуулугу төмөн. | AAA батареясын алмаштырыңыз. |
| Туура эмес же так эмес окуулар. |
|
|
| Device shuts off immediately after turning on. | Battery unable to provide sufficient power for sensor. | Replace the AAA battery, even if it appears to have some charge. This device can be power-hungry. |
Техникалык шарттар
| Өзгөчөлүк | Деталь |
|---|---|
| Модель номери | BT-KC10 |
| Sensor Technology | Advanced MicroCheck Sensor |
| Өлчөмдөр | 6 x 1.25 x 8.25 дюйм |
| Салмагы | 3.2 унция |
| Power Source | 1 x AAA Батарея (кошулган) |
| Өлчөө диапазону | 0.00 - 0.40% BAC |
| Жылытуу убактысы | Approximately 10-20 seconds |
| Убакыт | Болжол менен 5 секунд |
Кепилдик жана колдоо
BACtrack products are designed and engineered at their headquarters in San Francisco, CA. For specific warranty information and customer support, please refer to the documentation included with your product or visit the official BACtrack website. Recalibration services are available and may incur additional charges.
Юридикалык баш тартуу: All breathalyzers, including BACtrack devices, require periodic recalibration to maintain accuracy. This device is intended to provide an estimate of blood alcohol content and should not be used to determine fitness to drive or operate machinery. Always comply with local laws and regulations regarding alcohol consumption and driving.

Image: The official BACtrack logo.