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The HiLetgo 5pcs TP4057 charging boards deliver a robust 1A programmable current tailored for single 3.7V lithium-ion batteries, featuring advanced constant current/constant voltage charging with over-temperature and reverse polarity protection. Equipped with Type-C USB connectors and dual LED status outputs, these boards ensure efficient, safe, and intuitive battery management across a wide temperature range (-40 to 80°C), making them an essential upgrade for any tech-savvy professional’s toolkit.
| ASIN | B0CDWZ9MDC |
| Amperage | 1000 milliamps |
| Best Sellers Rank | #56,867 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #210 in Power Converters |
| Brand | HiLetgo |
| Color | black |
| Compatible Devices | Single lithium-ion batteries (3.7V nominal, 4.2V fully charged) |
| Connector Type Used on Cable | USB Type-C |
| Current Rating | 1000 milliamps |
| Customer Reviews | 4.6 4.6 out of 5 stars (80) |
| Input Voltage | 6.5 volts |
| Item Weight | 0.02 kg |
| Manufacturer | HiLetgo |
| Mfr Part Number | 3-01-1767 |
| Model Number | 3-01-1767 |
| Number of Items | 5 |
| Number of Packs | 5 |
| Number of Ports | 5 |
| Output Voltage | 4.2 volts |
| Specification Met | CE |
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