SmartPak 8 Total wattage load with all 8 channels is 10 amps or 1200 watts. Do not exceed the 10 amps rating on any or all channels. The electrical power input connector is fused with a 10A fuse and a spare is included if needed. SmartPak channel board uses an auto roll algorithm which makes it almost impossible for the transmitter code to be duplicated by other wireless devices. Receiver can support up to 6 transmitters. Specifications: * Range is up to 250 feet * Transmits on 315 MHz * Channel Contact Ratings: 120VAC@10A (SmartPak 8 is Factory Programmed with Latching Function Enabled) Manual PDF Download SmartPak Fuse PDF Download