You are buying 2 caps !
These easy to install replacement valve caps constantly monitor your tire pressures with clear, bright colour indicators.

1. Product Performed at Pressure Range: 15 PSI~170 PSI / 1.0 BAR~11.0 BAR

2. Product Performance Accuracy Range: ± 2 PSI . ( 0.15BAR ) when pressure range is at 15~70PSI (1.0Bar~4.9Bar)

    Product Performance Accuracy Range: ± 3 PSI . ( 0.20 BAR ) when pressure range is at 71~170PSI (4.9Bar~11.2Bar)

3. When Pressure is below 8% of standard value, “RED” LED flashing will be on (LED-will be on for 1-second, stop 1 second     recycling reminder).

4. An “Warning” (Green & Red LED flashing) indication will be provided when battery is in low-battery consumption stage. (LED will be on for 1 second. Then, stop for 3 seconds (When it is no pressure, it is still able to detect low-battery)

When installed firmly on the valve stem, wait for 8~12 seconds until seeing Green LED flashing one time to ensure the installation and product is in good condition for performance.

Product Dimension: 2.25 x 2.0 cm, 10 gms (Aluminum), 12gms (Brass)

Battery type: CR1632 (pc/product)

Battery life: 12~18 months at normal pressure condition

Installation Note :

Remove current valve caps verify that replacement caps have the same thread size and pitch.

Screw caps tightly onto the valves.

Balancing Wheel is always recommended after installation of the product.

Warning:

• Ensure Caps are securely tightened before driving and during long trips; loose caps will deflate tires and endanger driving conditions.
• Caps do not represent as a regular tool for tire pressure. Dead battery may prevent sending alarm. 
  Battery can be replaceable.

Gozens