ROBOLEX mini CWM-920MMultifunctional RF stimulator Introduction Specification POWERAC220VRF OutputLarge : Max 14W(at 500Ω)Medium : Max 12W(at 500Ω)Small : Max 7W(at 500Ω)RF Output Frequency1MHzVacuumMax 250mmHgRF Output TypeMulti – PolarDisplay297(W)×260(H)×285(D)Weight6kgyahwa706