... )Protection Grade:Ip68 Function:1.used for submersible pump,start and stop the pump automatically as the water level Certificates:We have ... Tech and advanced testing equipment,All products had TUV(Germany),CE(Europe),CCC,ISO9001 approval and some model have UL.CUL ... ): as cable lengh G.W(KGS): as cable lengh water pump float switch (FPS-1)