Feature: 1. Durability: Infusion alarm device is made with ABS materials, ensuring sturdiness and durability with minimal risk of damage. 2. Adjustable Alarm Sound: Long press for 3 seconds in the power on state to switch between 5 different alarm sounds, providing customization and personalization options. 3. Audible And Visual Alerts: Emitting intermittent drip sound alerts and flashing red when there is no fluid in the infusion tube, providing clear indication of the infusion status. 4. Convenient And Portable: Upgraded with a USB night light for illumination during nighttime use. It features a compact and portable design, making it easy to carry and does not take up much space. 5. Universal Compatibility: Suitable for various infusion fluids such as nutrients, and blood. Compatible with infusion tubes of different materials, thicknesses, colors, and transparency levels. Ensures no direct contact with medications, preventing contamination and ensuring safe usage. Specification: Item Type: Infusion Alarm Material: ABS, Electronic Components Weight: Approx. 38g / 1.3oz Battery Type: Lithium Battery (Shipped With Built In Battery) Battery Capacity: 50mAh. Package List: 1 x Infusion Alarm Device1 x Charging Cable