Model: EE-SX770 Material: Polymer Color Classification: EE-SX770, EE-SX770A, EE-SX771, EE-SX771A, EE-SX772, EE-SX772A, EE-SX870, EE-SX870A, EE-SX871, EE- SX871A, EE-SX872, EE-SX872A, EE-SX771R, more models to find customer service output model category: switch sensor working principle: vacuum sensor application scenarios: automation equipment sensor category: proximity sensor