The difference between the D15i and D15 Pro is in terms of the battery pack; while the former gets a single lithium-ion battery, the latter gets an additional VRLA (lead-acid battery).
Worst product. Defective throttle from day 1 of purchase. Have changed it three times in 18 months now again the same issue for the last month and no response from bgauss. Just spoiling rr group's name with such a product and no solution. And the showroom has stopped re
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