You can purchase any charger that outputs 5V and at least 500mAh and that has a standard USB port. As for the cable, any micro-USB to USB type A will do.
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[https://www.amazon.com/Motorola-SPN5689A-Universal-Charger-Titanium/dp/B007ZN5LE0/ref=pd_sim_107_3?_encoding=UTF8&pd_rd_i=B007ZN5LE0&pd_rd_r=0HERAQVES32HVYQGF7MR&pd_rd_w=FmSqq&pd_rd_wg=SsijC&psc=1&refRID=0HERAQVES32HVYQGF7MR|Here] is a link for a charger from Motorola, but it will work with your phone just fine and it even has dual USB ports.
Hi!
You can purchase any charger that outputs 5V and at least 500mAh and that has a standard USB port. As for the cable, any micro-USB to USB type A will do.