Decent but...
The module worked as intended but the board was missing LEDs to indicate charging
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5V Step-Up Power Module Lithium Battery Charging Protection Board USB For DIY Charger 134N3P Lithium Battery Charging Protection Board Boost Converter LED Display USB For DIY Charger 134N3P High-Quality USB iron with Cheap display port video card and Integrated Circuits.
BAT Discharging Stop Voltage: 2.9V.
Discharging Efficiency:85%(input 3.7V output 5V/1A).
Charging and discharging indication.
Internally installed charging and discharging power MOS.
Preset 4.2V charging voltage, precision ±1%.
Max 8uA standby current.
Integration charging management and discharging management.
Intelligent temperature control and overtemperature protection.
Integration output overvoltage protection, short circuit protection, overload protection.
Integration overcharging and over-discharging protection.
Support trickle mode and zero voltage charging.
When charging: red light flashing.
Fully charged: Red light glows for a long time.
Input Supply voltage (V) | 3.7 ~ 5.5 |
Charging Current (A) | 1 (max) |
Output voltage (V) | 5 |
Output Current (A) | 1 |
Length (mm) | 23 |
Width (mm) | 17.5 |
Height (mm) | 12 |
Weight (gm) | 3 |
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The module worked as intended but the board was missing LEDs to indicate charging
This module is super good at charging 18650 lithium batteries. It has its own charging system built-in, which keeps the charging process steady and safe.
Bestt
good service from robocraze and a premium product set well and work well
I am buying this item for power bank and it works very well . Nice product
Good power bank circuit
SIMPLE AND COMPACT SIZE
Well packed product received. Product quantity is so good.
Good product. Nice one. No complaint. I like it
Hello, it is designed to charge and discharge 18650 lithium batteries and can be used to build a portable power bank for charging devices like smartphones, tablets, and other USB-powered devices.
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