What are the steps to replace the battery in a car key?

[McRhett]

Car key battery replacement steps are: 1. Slide the safety switch on the remote key; 2. Remove the mechanical key; 3. Insert the mechanical key into the gap at the bottom to pry open the shell; 4. Use a hard card to pry out the old battery from the battery gap and replace it with a new battery of the same model; 5. Reassemble the shell and reinsert the mechanical key. Key maintenance methods include: 1. Avoid frequently placing the key with metal objects; 2. Do not place the spare key in the car door; 3. Prevent the smart key from falling or being impacted; 4. Avoid exposing the smart key to high temperatures or contact with liquids; 5. Do not place the key with electronic devices.