To replace the battery in a 2GIG EDGE:

If desired, put the system in test mode with the monitoring station before proceeding.

1. Disarm the panel.
2. Power off the panel. Disconnect the transformer from the power outlet. 
3. Remove the four screws that secure the back panel, and then carefully remove the back cover from the panel.
   
   
4. Carefully detach the power cable from the battery to be replaced.
   
   
5. Carefully detach the battery from the panel.
    
   Note: You may need to apply a reasonable amount of force to separate the battery from the adhesive that holds it in place.
   
   
6. Peel off the adhesive strip from the back of the new battery.
   
   
7.  Insert the new battery, and attach the power cable. 
   
   
8. Replace the back cover.
   
   
9. Restore AC power.

Important considerations 

• Batteries must not be misused. 
• Lithium batteries have a cycle life, so replace the old battery when it reaches its service life.
• While replacing the battery pack, it’s important to handle it with care. Do not drop or damage the battery. Follow replacement instructions, and transport the old battery pack in a special battery fireproof bag. Consult local regulations to dispose of old batteries.
• Must keep the battery pack away from children.