1. Tap the key to the lock so that light flashes. It usually flashes green and red. This means it is now in programming mode. It will stay this way for a few seconds.
2. While the light flashes this way, plug in the handheld. It should sync with it and recognize that hardware is plugged in.
3. Select the lock and let it set the date and time.
4. Repeat steps 1 and 2.
5. Select the lock to program.
6. Repeat steps 1 and 2.
7. It should now auto sync with the lock and run an audit.
8. It should be done now. Test it out.