1.professional key lock switch manufacturer 2.on-off-on,on-off 3.good quality and compatitive price 4.free samples avaliable ELECTRONIC LOCK ,TELEPHONE HOOK SWITCH,POWER SWITCH LOCK: Specification of Electronic LockRating 0.5A 250V ACDielectric intensity ≥1000V AC/MinContact Resistance ≤50mΩLife ≥10000 timesInsulation Restance ≥200MΩ Key Switch