🔌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 your charging performance in real time while using a simple USB-based battery conditioning routine — no phone disassembly and no special tools required.
BATTERY PROBLEMS
Does Your Battery No Longer Behave Like It Used To?
Unexpected shutdowns, unstable charging and rapidly falling battery percentages can make an otherwise usable device frustrating to rely on every day.
ONE SMALL DEVICE
More Visibility Into Every Charging Session
Voltage & Current
See charging voltage and current directly on the digital LED screen instead of charging blindly.
Capacity & Energy
The display also tracks Ah and Wh values, giving you more information about the charging process.
Simple USB Connection
Fits between a USB-A charger and your charging cable, so there is no need to open or modify the device.
Compact & Portable
Small enough to keep in a drawer, toolbox, desk or travel bag whenever you need to check a USB charging setup.
PULSE-BASED CONDITIONING
Designed for Battery Conditioning Sessions
In addition to displaying charging information, the product is presented as using pulse-based technology during connected charging sessions to support battery conditioning.
PLUG • CONNECT • CHARGE
3 Simple Steps
No phone disassembly. No complicated setup. Simply place the tester between your charger and charging cable.
2. Connect your USB charging cable to the tester.
3. Connect the other end of the cable to your device.
Suggested Conditioning Routine
The supplied product instructions recommend approximately 3 hours per session, 1–2 times per week.
WIDE COMPATIBILITY
Made for Everyday USB-Charged Devices
Designed for compatible smartphones, tablets and other devices that charge through a standard USB charging setup.
Small Enough to Take Anywhere
Its compact, lightweight format makes it easy to keep at home, at the office or with your charging accessories.
PRACTICAL FOR EVERYDAY USE
Give Older USB Devices Another Look Before Replacing Them
PRODUCT DETAILS
Specifications
Built for Simple Everyday Monitoring
The supplied product imagery displays CE and RoHS markings and presents the device as suitable for normal USB charging monitoring.
See More Than Just a Charging Icon
Add real-time charging information to your everyday USB setup in one compact device.
Usage Notes
- Use only with compatible USB-A charging equipment.
- Connect the tester securely between the charger and charging cable.
- Keep the device dry and store it away from excessive heat and moisture.
- Battery condition varies by device, battery age and previous usage.
- Product appearance may vary slightly depending on production batch and display settings.
Beware of Counterfeit & Unauthorized Copies
Please purchase Spainho® products only through the official Spainho store.
Beware of unauthorized sellers using our product images, brand identity or misleading imitations. Products purchased from unauthorized third-party sellers cannot be guaranteed to be authentic Spainho® products.
