Under normal use, the battery in the transmitter will last about 2 years. For battery replacement, use a Panasonic® 3 volt, type CR2032, or equivalent.
1.1. | Insert a dime between the 2 halves of the transmitter near the key ring hole. |
1.2. | Twist the dime. |
2.1. | Align the top and bottom covers. |
2.2. | Press together the top and the bottom covers. |
2.3. | Inspect the operation of the transmitter. |