THE 5-SECOND TRICK FOR SURRON ULTRA BEE BATTERY LIFE

From the saddle, the most important improve is power – not simply in peak output, but in how available it can be. The bike now will make 18kW in Activity mode, and it’s straight away obvious.Impressed by its productive predecessors, Surron's Ultra Bee will take electric performance to an entire new stage. Surron's latest powertrain program is a