Our full range of breathing trainers: From entry-level mechanical, to state-of-the-art electronic devices, we have a breathing trainer for all budgets and training requirements: Classic Plus K-Series Classic Entry level Mechanical Plus Entry level Mechanical K1 Entry level electronic K2 Entry level electronic K3 Advanced electronic K4 Live feedback electronic K5 Advanced live feedback electronic £29.99 £49.99 £299.00 £350.00 £399.00 £450.00 £499.00 Our full range of breathing trainers:​ We have a POWERbreathe device to suit all budgets and breathing training requirements. Classic Plus Classic Entry level Mechanical Plus Entry level Mechanical £29.99 £49.99 K-Series K1 Entry level electronic K2 Entry level electronic K3 Advanced electronic £299.00 £350.00 £399.00 K4 Live feedback electronic K5 Advanced live feedback electronic £450.00 £499.00 Our full range of breathing trainers:​ We have a POWERbreathe device to suit all budgets and breathing training requirements. Classic Plus Classic Entry level Mechanical Plus Entry level Mechanical £29.99 £49.99 K-Series K1 Entry level electronic K2 Entry level electronic K3 Advanced electronic £299.00 £350.00 £399.00 K4 Live feedback electronic K5 Advanced live feedback electronic £450.00 £499.00 Compare our devices Classic Plus K1 K2 K3 K4 K5 Slice Created with Sketch. Mechanically adjustable variable load training swirlCreated with Sketch. swirlCreated with Sketch. Slice Created with Sketch. Manually adjustable variable load training swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. Slice Created with Sketch. Advanced electronic variable load training swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. SliceCreated with Sketch.Pressure threshold training swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch. swirlCreated with Sketch.