1. Wide Applications: Suitable for injection liquids such as various liquids, nutrient solutions, and blood. Suitable for tubes with various materials, wall thickness, color, and transparency.
2. Warning : When the liquid in the tube changes from presence to absence, an intermittent drip drip sound is emitted, and the red light flashes at the same time.
3. Not Pollute Drugs: USB rechareable large volume drip reminder does not directly come into with drugs, does not pollute drugs, and is more to use.
4. 5 Sound Switching Options: Pressing and holding for 3 seconds in the power on state can switch the alarm sound. There are five sound switching options.
5. Night Light and Portable: Upgrade USB night light model, night lighting, clear and visible dosage, compact body, easy to carry, and space saving.

Specification:
Item Type: Alarm
Material: ABS, Electronic Components
Weight: Approx. 35g / 1.2oz
Battery Type: Lithium Battery (Shipped With Built In Battery)
Battery Capacity: 50mAh

packing list:
1 x Alarm
1 x Charging Cable