It is suitable for appliances of 1200 watt and up, for example computers. The built-in surge protection protects the computer from power surges that can range as far as 240V in the IRE power supply network. The fuse complies with BS 1362 ASTA. No tools are necessary as the lead fits straight to the existing socket. Individually packed for protection. Conforms to electrical standards. Lead free. LED power indicator.