Eachine1 220v 1 Channel Remote Control Switch With Waterproof Remote Control

220V 1 Channel Remote Control Switch with Waterproof Remote Control Applications: Relay control power on and off, implemented with electrical operation by wireless remote control. By AC contactor to control larger load of electrical appliances. Receiver board parameters: Operating voltage: AC85V- 260V Frequency: 315MHZ Receiving sensitivity: 105 dbm Code Type: 2272 Dimensions: 80 x 37 x 21mm Remote control parameters: Operating voltage: 6V Frequency: 315MHZ Transmission Distance: 100 meters (open) (because of the use of different environments, the actual distance is marked 10% -50%) Code Type: Fixed code, required welding code setting password Dimensions: 55 x 28 x 9mm Vibration resistance: 20M Correspondence received: 820K Instructions: (This module does not supply instructions, Please refer to the following tag) Interlock L4: Press A key to open, press the B button A closed, B open. L: Firewire N: Null line NO: Normally open terminal COM: Common NC: Normally closed NO --- COM: Equivalent switch 2 terminal. Package includes: 1 x Receiver board 1 x Remote control