The Secure / Horstmann Centaurplus C17 is a white, 1 channel, 7 day electronic heating control unit designed for central heating radiators. It features a digital control style with a 1.76 inch display size, making it easy to programmable up to 7 days. This energy-efficient device, with an A+++ energy efficiency rating, is wall-mounted and provides automatic system switching. Manufactured in the United Kingdom, it comes with a 1-year manufacturer warranty and is compatible with Horstmann products. Perfect for maintaining a comfortable home environment with precise temperature control.