Key Features:
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Wide Input Range: Operates from low-voltage sources like single Li-ion cells 
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Efficient 5V Regulation: Maintains stable output even with input fluctuations 
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Low Ripple Output: Clean power for noise-sensitive electronics 
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High Switching Frequency: Reduces output capacitor size and electromagnetic interference 
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Power-Saving Mode: Automatically lowers power consumption during idle states 
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Simple Integration: Easy to solder with standard 2.54mm pin headers 
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Visual Feedback: Onboard LED shows module status at a glance 
Specifications:
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Input Voltage: DC 1.8V – 5.5V 
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Output Voltage: Fixed 5V DC 
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Output Current: Up to 0.9A (typical) 
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Switching Frequency: ~2.4MHz 
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Regulation Type: Buck-Boost (step-up/step-down) 
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LED Indicator: Red LED for output status 
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Interface: 2.54mm standard pad spacing 
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Material: High-quality PCB + electronic components 
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Color: Black 
Applications:
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Microcontroller Power Supply: Ideal for ESP32, STM32, Arduino, and 51 series chips 
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Battery-Powered Devices: Ensures consistent voltage as battery drains 
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Wearable Tech and IoT Devices: Compact footprint with high efficiency 
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Prototyping and Embedded Projects: Stable 5V output for sensors and modules 
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DIY Electronics: Suitable for low-voltage, portable, and remote sensing applications