Nano receiver with 1 relay - 230 Vac. Frequency: 433.92 MHz. Modulation: AM / ASK. Coding: Keelog Rolling Code. Memory: 85 transmitters. 1 relay (resistive 500 W). Degree of protection IP: IP2X. Operating temperatures: -20ºC to 70ºC. Dimensions: 50 x 32 x 20 mm. Power: 230 Vac.