The SMJ Reel Pro patented friction-free technology, uniquely designed for smoother winding to help prevent tangles. The Dual-Drum technology is made of tough, resilient plastic and include handle wings for faster winding ability. It features 4 sockets and a 5m cable, plus thermal cut-out for extra safety. 4 sockets 5m cable 10 Amp Thermal cut out Suitable for use outdoors