🔌50% OFF | USB Smartphone Battery Repair Dongle – Plug‑&‑Play, No Disassembly, Optimise Your Phone Battery Performance!
🔌50% OFF | USB Smartphone Battery Repair Dongle – Plug‑&‑Play, No Disassembly, Optimise Your Phone Battery Performance!
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USB Battery Conditioning & Digital Power Tester
Monitor charging data in real time while adding a simple pulse-based battery-conditioning step to compatible USB-powered devices.
BATTERY PERFORMANCE CHANGES OVER TIME
Is Your Device Charging Differently Than It Used To?
Older batteries can show faster percentage drops, inconsistent charging behavior or reduced everyday runtime. This compact USB device gives you more visibility into the charging process.
SEE WHAT IS HAPPENING WHILE YOU CHARGE
Real-Time Charging Information at a Glance
Voltage Monitoring
View charging voltage directly on the LED screen instead of relying only on the battery icon shown by the device.
Current Display
See the current flowing through the USB connection to better understand how a compatible charger and device are behaving.
Capacity Tracking
Ah information gives you another useful reference point during longer charging sessions.
Energy Monitoring
Wh tracking helps provide a broader picture of energy transferred during the charging session.
PULSE-BASED CONDITIONING
Adds a Battery-Conditioning Step During Charging
In addition to displaying charging information, the product is presented as using pulse-based technology during connected charging sessions to support battery conditioning.
DIGITAL LED DISPLAY
More Information Than a Standard Charging Cable
The bi-color LED display brings key charging data directly into view, making the device useful as both a monitoring tool and a charging accessory.
PLUG • CONNECT • CHARGE
Simple 3-Step Setup
No phone disassembly or complicated installation is required. Place the tester between a compatible USB-A charger and your charging cable.
PRODUCT DETAIL
Compact Construction for Everyday Use
SUGGESTED CONDITIONING ROUTINE
Approximately 3 Hours per Session
The supplied product instructions recommend approximately 3 hours per conditioning session, around 1–2 times per week.
WIDE USB APPLICATION
Designed for Compatible USB-Charged Devices
Suitable for compatible smartphones, tablets and other devices that charge through a standard USB charging setup.
COMPACT & PORTABLE
Small Enough to Keep with Your Charging Gear
Its compact dimensions make it easy to keep at home, at the office or with other USB charging accessories.
PRACTICAL FOR OLDER DEVICES
Take a Closer Look Before Replacing the Device
When an older USB device begins behaving differently during charging, monitoring real-time power information can help you better understand what is happening.
PRODUCT DETAILS
Specifications
Use & Care
- Use only with compatible USB-A charging equipment.
- Connect the tester securely between the charger and the charging cable.
- Battery condition and charging behavior vary by device, battery age and previous usage.
- Keep the tester dry and away from excessive heat or moisture.
- This product is intended as a charging monitor and conditioning accessory; it does not guarantee restoration of a worn or damaged battery.
Beware of Counterfeit Products & Unauthorized Sellers
Please purchase Spainho® products only through the official Spainho store.
Beware of unauthorized sellers copying Spainho® product images, descriptions or brand identity to sell misleading imitations. Products purchased through unauthorized third-party sellers cannot be guaranteed as authentic Spainho® products.
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