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Shop the best Mothers' Day Sale at DYU ebike shop. 1 year warranty, free shipping & tax free. Find great deals on folding electric bike from DYU official.
* Easy to determine the Remaining Amount of Electricity: By turning the real-time voltage value can accurately determine the amount of the remaining amount of electricity. To avoid traveling on the way without electricity and accurate judgment of the lithium battery is damaged. * Easy to Use: By turning the real-time voltage value can accurately determine the judge the quality of lithium battery. * Automatically: Automatic identification of electric vehicles' voltage under 100V, universal use, and real-time display.