Feature

An ultra low cost RF module with frequency of transmission 433Mhz, this module work best at short range transmission. Nevertheless, IC HT12E(encoder) and HT12D(decoder) work best with the module (schematic provided) without using any microcontroller where you can control a relay on/off remotely.

Specification

operating voltage:5v

current: 4mA

frequency: 433.92Mhz

resoulution: -105dB

transmission rate: 4KB/s

transmission range: 5~200m (depend on voltage supply)

optimize condition: 50 ohm wire +17cm for antenna

Package content

1 x 433Mhz RF transmitter

1 x 433Mhz RF receiver

1 x HT12E (optional)

1 x HT12D(optional)