What stands out about the auto-off is that it works even when your hands are full.
SRD-S-105DM New Sanyou Sealed type 1 pole 5V DC Relay 15A 125VAC / 10A 250VAC
A nice touch is that the 4 Pack keeps your drawer stocked-minute jobs.
You will find that this heavy duty relay feels solid in the hand, and its weight suggests dependable performance.