Beep Beep! is a device that detects a beyond leak from an allergic reaction chemotherapy infusion that produces an allergic reaction. Beep Beep! Combined with the FPW biosensor and non-invasive blood influenza detector to determine the severity of its allergies accurately, and after the judgment, the mobile phone and tablet APP allows scanned health care providers and patients themselves to clearly understand the current infusion intravenous status.