KUAIQU MPS-305QC Adjustable DC Power Supply for Wearable Device & Bluetooth Headset Power Consumption Testing

The KUAIQU MPS-305QC Adjustable DC Power Supply is a precision power testing solution designed for wearable device engineers, Bluetooth headset developers, IoT hardware designers, and electronics testing professionals.

During the development and validation of low-power electronic products, accurate power consumption measurement is critical for optimizing battery life and improving standby performance.

The MPS-305QC provides stable DC power output with real-time voltage and current monitoring, making it ideal for evaluating:

• Wearable device sleep mode power consumption

• Bluetooth headset standby current

• Low-power MCU operation

• Battery management system performance

• Wireless device power optimization

• Abnormal current leakage detection

By providing a stable power source and high-resolution current monitoring, engineers can accurately analyze power behavior throughout different operating states, including startup, active operation, idle mode, and deep sleep mode.

Key Features

High-Precision Current Measurement for Low-Power Device Testing

The MPS-305QC features a clear 4-digit voltage and current display, allowing engineers to monitor real-time power consumption changes during product evaluation.

It helps identify:

• Sleep current consumption

• Standby power loss

• Unexpected current spikes

• Abnormal power leakage

• MCU power-saving performance

Ideal for low-power electronic product development where every microamp matters.

Wearable Device Sleep Mode Power Evaluation

For smart watches, fitness trackers, smart rings, and other battery-powered wearable products, reducing standby power consumption is essential.

The MPS-305QC provides stable DC power and continuous current monitoring to help engineers evaluate:

• Deep sleep current

• Idle mode consumption

• Wake-up power spikes

• Sensor operation power

• Wireless communication power changes

This enables faster optimization of firmware, hardware design, and battery performance.

Bluetooth Headset Battery & Standby Power Testing

Bluetooth audio devices require efficient power management to achieve longer battery life.

The MPS-305QC helps developers test:

• Bluetooth connection standby consumption

• Audio playback power usage

• Charging circuit performance

• Low-power Bluetooth operation

• Abnormal current during sleep mode

It is suitable for R&D testing of TWS earbuds, Bluetooth headsets, and portable wireless devices.

Stable DC Output for Embedded System Debugging

During hardware development, unstable power supply can affect test accuracy.

The MPS-305QC provides stable adjustable DC output for:

• MCU board debugging

• Sensor module testing

• Wireless communication module evaluation

• Embedded system power analysis

Engineers can safely reproduce different operating conditions without relying only on battery power.

OVP & OCP Protection System

The built-in Over Voltage Protection (OVP) and Over Current Protection (OCP) functions help protect sensitive electronic components.

When abnormal voltage, excessive current, or short circuits occur, the power supply quickly responds to reduce the risk of damage to:

• MCU chips

• Bluetooth modules

• Sensor ICs

• Power management circuits

LOCK Safety Function

The panel lock function prevents accidental voltage or current adjustment during long-term testing.

It is especially useful for:

• Overnight power consumption monitoring

• Repeated engineering tests

• Laboratory evaluation

• Product reliability testing

OUTPUT Control Switch

The independent OUTPUT button allows engineers to quickly enable or disable power output without changing settings.

This improves efficiency when:

• Switching test devices

• Comparing different power states

• Performing repeated measurements

• Debugging prototype boards

QC & PD Fast Charging Test Support

The integrated USB-A and USB-C testing interfaces support modern charging protocol evaluation.

Applications include:

• USB charging performance testing

• Fast charging compatibility analysis

• Charging current monitoring

• Power management verification

Applications

Wearable Device Development

Suitable for testing:

• Smart watches

• Fitness trackers

• Smart rings

• Health monitoring devices

• Portable IoT products

Used for sleep current measurement, battery optimization, and power management evaluation.

Bluetooth Headset Testing

Ideal for:

• TWS earbuds

• Bluetooth headphones

• Wireless audio devices

Supports standby current testing, charging analysis, and low-power operation evaluation.

Embedded MCU & IoT Debugging

Provides stable power support for:

• Low-power MCU boards

• Sensor modules

• Wireless communication devices

• IoT prototypes

Battery Life Optimization

Helps engineers analyze power consumption during:

• Startup

• Active operation

• Standby mode

• Sleep mode

• Charging process

Electronics R&D Laboratory

A practical testing tool for:

• Hardware engineers

• Firmware developers

• Product validation teams

• Electronics repair laboratories

Package Includes

• DC Power Supply ×1

• Output Cable ×1

• Input Cable ×1

• User Manual ×1

• Warranty Card ×1