Introducció
Thank you for choosing the AstroAI Digital Tire Pressure Gauge. This manual provides detailed instructions for the safe and efficient use of your device. Please read it thoroughly before operation and retain it for future reference.

Image: The AstroAI Digital Tire Pressure Gauge in orange, showing its ergonomic design.
Configuració
1. Desembalatge i instal·lació de la bateria
Your AstroAI Digital Tire Pressure Gauge comes with pre-installed AAA batteries. If replacement is needed, follow these steps:
- Localitzeu el compartiment de la bateria a la part posterior del dispositiu.
- Obriu suaument la tapa de la bateria.
- Introduïu dues piles AAA, assegurant-vos de la polaritat correcta (+/-).
- Tanqueu la tapa de la bateria amb seguretat.

Imatge: Interna view of the AstroAI Digital Tire Pressure Gauge showing the battery compartment with two AAA batteries.
2. Adaptador de vàlvula Presta
A Presta-to-Schrader adapter is included for compatibility with Presta valves, commonly found on road bikes. This adapter is stored within the battery compartment for convenience.

Image: Close-up of the battery compartment showing the small brass Presta valve adapter stored inside.
Instruccions de funcionament
1. Power On and Unit Selection
Press the "ON/UNIT/OFF" button to turn on the device. The display will illuminate. To cycle through measurement units (PSI, bar, kPa, kg/cm²), press the "ON/UNIT/OFF" button repeatedly until your desired unit is displayed.

Image: The digital screen of the gauge displaying a tire pressure reading in PSI.
2. Mesura de la pressió dels pneumàtics
For accurate readings, ensure tires are cool (at least 3 hours after parking). Remove the valve cap from the tire.
- Press the gauge nozzle firmly and vertically onto the tire valve stem.
- Hold it in place until the digital display shows a stable reading. The built-in flashlight assists in low-light conditions.
- Remove the gauge. The reading will remain on the display for a few seconds.
- Substituïu la tapa de la vàlvula.

Image: A hand holding the AstroAI Digital Tire Pressure Gauge against a car tire valve stem, showing the measurement process.
3. Apagueu
The device will automatically shut off after 30-40 seconds of inactivity to conserve battery life. To manually turn it off, press and hold the "ON/UNIT/OFF" button for 3 seconds.
4. Demostració en vídeo
Video: A demonstration of the AstroAI G300 digital tire pressure gauge in use, showcasing its features and ease of measurement.
Manteniment
- Keep the gauge clean and free from dirt or debris.
- Emmagatzemar en un lloc sec lluny de temperatures extremes.
- Canvieu les piles immediatament quan aparegui l'indicador de bateria baixa per garantir lectures precises.
- The Presta valve adapter should be kept in its designated storage slot within the battery compartment to prevent loss.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha pantalla/El dispositiu no s'encén | Piles gastades o instal·lades incorrectament. | Comproveu la polaritat de la bateria o substituïu-la per piles AAA noves. |
| Lectures inexactes | Gauge not firmly sealed on valve stem; tires are hot; low battery. | Ensure a tight seal; measure tire pressure when tires are cool; replace batteries. |
| Display difficult to read in bright sunlight | Enlluernament directe de la llum solar. | Shield the display from direct sunlight or move to a shaded area. |
Especificacions
- Marca: AstroAI
- Model: B0CN3325KB
- Material: Acrilonitril butadiè estirè (ABS)
- Dimensions (L x A x A): 6.3 x 1 x 2.2 polzades
- Pes: 0.17 lliures
- Interval de mesura: 3-300 PSI
- Precisió: ANSI B40.7 Grade 2A (±0.5%)
- Unitats de mesura: PSI, bar, kPa, kg/cm²
- Font d'alimentació: 2 x piles AAA
- Components inclosos: 1 x AstroAI Digital Tire Pressure Gauge, 1 x Presta Valve Adapter
Garantia i Suport
AstroAI is committed to providing high-quality products. This digital tire pressure gauge is manufactured from superior materials. If any damages from transportation or malfunctions occur, this product can be returned. For further assistance or warranty claims, please contact AstroAI customer support.
Informació de contacte: Please refer to the product packaging or the official AstroAI weblloc web per obtenir els detalls d'atenció al client més actualitzats.