This is a sensor used in medical settings that detects and responds to a baby's movements during sleep. babysense home The included items are as follows: Sensor panels x 2 Control unit Control unit holder Hook Battery replacement tool Japanese instruction manual Dedicated extension cable Purchased in May 2025 and used for about 5 months. I am selling it because my baby has outgrown the crib and I no longer need it. Operation has been confirmed. The extension cable was purchased separately but was ultimately unused, so it is new. The original price was around 28,000 yen.