Frequency: 340 MHz.
Input voltage: 12VDC with reverse polarity protection.
The output relays are rated at 30A @12VDC.
Operating temperature range: 0o F to 160o F. Receiver dimensions are approximately 3" L x 3" W x 1.5" H. The flexible antenna extends 3" above the top of the receiver. Transmit range is greater than 100 feet under normal operating conditions. Up to 12 keyfob transmitters can be used with each receiver.