Suretime 2 Hour Electronic Boost Timer

This electronic boost timer effectively increases "ON" time with a simple press of a button, for up to 2 hours. Suitable for use with lighting, immersion heaters, room heaters and towel rails, 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. It's simple, minimalist design is easy and clear to operate, with bright illumination of the boost button at all times and LED indicators for approximate time left on countdown. Comes with a 2 year guarantee.

• Various boost options - 1/4 hour, 1/2 hour, 1 & 2 hours
• Automatic timer countdown for up to 2 hours - 13A (3kW) loading
• Cancellation of countdown time by pressing the boost button mid-cycle
• Bright illumination of the boost button
• Minimalist & simple to use
• LED indicators for approximate time left on countdown
• Ideal for immersion control systems to avoid large bills
• Fits a standard flush or surface BS wall box with 25mm depth