: Use a coin or flathead screwdriver to unscrew the battery cover on the back of the unit.
The Echo T3 has a simple interface: (usually labeled Mode and Set ).
Look at your tire sidewall (e.g., 700x23c). Common codes include:
: Use a coin or flathead screwdriver to unscrew the battery cover on the back of the unit.
The Echo T3 has a simple interface: (usually labeled Mode and Set ).
Look at your tire sidewall (e.g., 700x23c). Common codes include: