Specifications Voltageïac220v±22v frequencyï50hz±1 hz Power20va the output voltag12v The monopolar microsurgery electrocoagulator is an ideal tool for stopping bleeding.It's effective and easy to operate.It is small and light in weight, convenient to take and handle. Main applications: applicable to stanch in the superficial surgeries, the coagulation of tissue and burning of neoplasm, etc. Accessories: Electric pen 1 pcs, Electric coagulation head 5 pcs, The power cable 1 pcs.