Sorry,but we are sold out! However, will be launching Kickstarter campaign mid summer 2018 for a new, radically more sophisticated model. Full auto On/Off, only 2 sensors to attach. If you would would like to be notified, plz drop us a note at firstname.lastname@example.org
Update 3/18: Prototype started undergoing testing.
6/2: Final Manufactured parts prototyping completed.
6/8: Final Tweaks to chime module underway.
8/18: ETA of new "BACKSEAT BABY CHIME" production units.