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5V Step-Up Power Module Lithium Battery Charging Protection Board USB For DIY Charger 134N3P


  1. BAT Discharging Stop Voltage:2.9V
  2. Discharging Efficiency:85%(input 3.7V output 5V/1A)
  3. Charging and discharging indication
  4. Internally installed charging and discharging power MOS
  5. Preset 4.2V charging voltage, precision ±1%
  6. Max 8uA standby current
  7. Integration charging management and discharging management
  8. Intelligent temperature control and overtemperature protection
  9. Integration output overvoltage protection, short circuit protection, overload protection

26.00 34.00

This 5V Step-Up Power Module is a versatile Lithium Battery Charging Protection Board with USB, ideal for DIY charger projects. Known as the 134N3P, it combines a boost converter, LED display, and USB interface. This high-quality module offers integrated circuits and a display port video card at an affordable price, ensuring reliable performance for various applications.


Package Includes:

1 x 5V Step-Up Power Module Lithium Battery Charging Protection Board.

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