Cliff-Top Universal USB Chargers for Switch Plant Price: £12.00 (as of 21/03/2023 16:27 PST- Details)

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Certified by RoHS, CE & FCC, USB-IF, it has a built-in safety fuse to protect against shorts and surges. This is designed with the highest industry standards for safety, its smart circuit prevents overcharging and eliminates the risk of overheating.
Input: DC 12-24v, 30v Max; Output: DC 5v/ 4.2Amp Hi-Speed USB charging ports – can charge 2 mobile devices at the same time