500-2000m DC12V 24V 8CH Wireless Remote Control LED Light Switch Relay Output Radio RF Transmitter And 315/433 MHz Receiver Mainly used in electric door, window, lifting equipment, gateway, elevator, industrial control and security industry etc.. The main technical indicators 1, working voltage: the default shipping DC12V (can be customized DC24V) 2, working temperature: -40 degrees C - +80 3, the receiving sensitivity is not less than -105dBm 4, working frequency: 315/433MHz (optional) 5, output current: less than 3A 6, weight: 0.2KG 7, Size: circuit board: 86.95*92.6*16.4mm with shell: mm 90.2*115*40 The output mode According to the remote signal point -- 1 Key Learning Signal interlock - press 2 key learning According to the remote signal self-locking -- 3 key learning 1 - 4 points, 5 - 8 - way self-locking by remote control 4 key learning 1 - 4 points, 5 - 8 road interlock -- by remote control 5 key learning 1 - 4 - 5 8 interlocking self-locking -- by remote control 6 key learning 1 - 4 - 8 5 interlocking way points -- learning by remote control button 7 1 - 4 - 5 road self-locking, 8 way points -- learning by remote control button 8 Learning methods and steps 1, press the receiver learning key - the buzzer, said to enter the learning state, 2, press the remote control button, the buzzer stops any noise, said to have success in learning. Clear stored information Long press the receiver button until the buzzer sound to stop, said the stored information has been successfully cleared. 5.Transmitter Channel:8CH Remote Control Distance:200-3000m( Ideal Distance WITHOUT Any Block and Signal Interfere,Could Rise or Fall 10%-90% in Real Situation ) Encode: fixed code 2264 Frequency:315MHZ/433MHZ Size: 70*158*38m Power Supply: DC6V (4 section 5 battery Note that the batteries do not match) Note:433mhz and 315 mhz are available ,315mhz will be sent out if there is no demand on frequency pacote inclued: A: 1 x Receiver(with cover) 1 x Transmitter 1 x 1.5m Suction cup antenna B: 1 x Receiver(with cover) 2 x Transmitter 1 x 1.5m Suction cup antenna C: 1 x Receiver(with cover) D: 1 x Transmitter