DESCRIPTION
Specifications:
Working frequency: 433 MHz;
Receiving distance: 300M( in open area );
Transmitter size: 75 x 51 x 20 mm;
Receiver size: 95 x 65 x 24 mm;
Receivers Rated voltage : AC 110V-220V -240V;
The transmitter 12V23A battery factory pre-installed ( battery not included );
Package Included:
1 Black transmitter and 1 Black receiver;