Qualcomm QC2.0 and QC3.0. The output will be negotiated by your USB C phone or other device, either at the standard 5v / 9v / 12v / 20v. MTK PE+1.1 and MTK PE+2.0. Safety protection: Built-in multiple safety protection functions, including overheat protection, overshoot protection and short circuit protection, to ensure the safety of the device charging process.
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