Timeguard STBT4 Suretime 2 Hour Electronic Boost Timer

Suretime’s STBT4 gives you security in relation to not forgetting to switch off your lighting circuit, heating circuit or any other compatible appliance connected. With the simple push to make operation of the boost button, the STBT4 can provide power from 15 minutes to 2 hours with each press doubling the on time of your load before counting down and switching off automatically.