# Changing Battery in the MX-1502 Reader

The MX-1502 reader contains a battery (lithium polymer battery, capacity: 3000 mAh) which you can charge by putting it into the spare battery charging bay of the charging station.

To change the battery:

1. Open the battery cover of your reader by unlocking the two cover sliders and pulling the cover side.

2. Take out the battery and charge it using the charging station.

Note: For more information on charging the batteries, see Charging.
3. Put a new battery into the battery bay of your reader or wait until the charging process of the discharged battery is finished. Make sure that the battery is properly installed in the battery bay.

4. Close the battery bay by the locking the cover sliders.