While the Trangia spirit burner is simple and reliable in itself (no moving parts, pressurization, no easily clogged jets), the gel burner is even simpler: it is an open aluminium tin. You simply insert some burning gel, and light it. The extreme level of simplicity carries on in the functions: there is no power adjustment. - The base and brim are shaped the same way as the spirit burner, for compatibility with Trangia stove systems - Compatible with both gel and solid fuel blocks (such as Esbit) - Power approx. 1500 Watts, one liter of water boils in approx. 7 minutes using gel - Compatible Trangia models: 25-series, 27-series, Mini-Trangia (T28), 35-series, Trangia Triangel, Trangia Open spirit stove This product only contains the burner with its lid. The fuel and stove framework shown in extra images are not included.