It is keyless,wireless and high efficiency.It can work 12 hours a day for 3 months on a single charge.

　　U-2 alarm assistant for transfusion is equipment for supervising transfusion procedure automatically. There are two lights on shell surface of U-2 alarm assistant for transfusion, one signifying condition, it will give a green flash synchronously when one drip falls into the tube, and give a yellow flash to show power shortage. The other signifying warning, it will give a yellow flash accompanied with short piece of buzzing sound whenever excessive speed of transfusion lasting for more than 60 seconds (only when 50% faster compared with the origin speed set by nurse), it will also give a red flash accompanied with long piece of buzzing sound when no drip falls during a period of more than 7.5 seconds, which indicates the end of transfusion or unexpected occurrence of hecatomb and requires withdrawal of needles and infusion bottles(bags)or exchanging infusion bottles(bags) or nurses assistance of clearing blood coagulum, and etc.

　　This product is keyless, wireless, environmental friendly and high efficiency; it can work 12 hours a day for 3 months on a single charge. Patient could use U-2 alarm assistant for transfusion all by himself or with the help of a nurse for the whole procedure would be simple and automatically.