It would be great if TP Link were to make a device that acts as a relay with normally on and normally off connections that could switch ac up to 250v and dc up to 30 v 5 amps with both continuous and momentary contact modes.  I would like to see the device with some sort of screw terminals to hook up to for more DYI devices. 
 

my use case is to momentarily connect two wires on my recirculating pump to allow me to get hot water to my remote bathroom when I need it, but this device could also be used for other systems like garage door openers or other things that need a start signal but will stop automat