| Brand | Unbranded |
|---|---|
| Current Conversion | DC to DC |
| Type | DC Step-Down Module |
Check the listing for details. QC2.0 QC3.0 Fast Charge DC Step-Down Module USB Mobile Phone Charging PCB Board. Condition: New. Listed at 4.27 USD. On-board charging retrofit. Earphone Ear Pads Cushions Earmuff For 3M WorkTunes Connect Hearing Protector. 1 DC step-down module. Output over-current and short-circuit protection Over-temperature protection of the whole machine.