1. Introduction
Thank you for choosing the ABLEGRID Universal Battery Charger. This manual provides essential information for the safe and efficient operation of your charger. Please read it thoroughly before use and retain it for future reference. This charger is designed to provide a reliable power source for various mobile phone batteries, including those compatible with HTC CP3 Desire 600 series models.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following safety precautions:
- Do not disassemble or modify the charger. Refer all servicing to qualified personnel.
- Keep the charger away from water, moisture, and high humidity.
- Avoid exposing the charger to extreme temperatures or direct sunlight.
- Ensure proper ventilation during use to prevent overheating.
- This charger features built-in Overcharge Protection, Overcurrent Protection, Overvoltage Protection, and Short Circuit Protection to safeguard your devices.
- Unplug the charger from the power outlet when not in use.
3. Product Features
The ABLEGRID Universal Battery Charger offers the following key features:
- Automatic Polarity Identification: Automatically detects positive and negative terminals for convenient battery placement.
- Dual Output: Supports simultaneous charging of a battery in the bay and a device via the USB output.
- Slide-Friendly Design: Adjustable battery contacts with a range from 32mm (minimum) to 66mm (maximum) to accommodate various battery sizes.
- Multiple Circuit Protection: Integrated safeguards against overcharging, overcurrent, overvoltage, and short circuits.
- LCD Display: Provides real-time charging progress and status at a glance.

This image presents a detailed overview of the charger's capabilities and physical attributes. It lists key product features such as automatic polarity identification, dual output (battery and USB), slide-friendly design with adjustable length (32mm to 66mm), multiple circuit protection, and an LCD display. A table outlines product specifications: Input (100-240V AC), Output (4.2V/800mA), and USB output (5.2V/1300mA). Diagrams show the minimum and maximum adjustable length of the battery contacts.
4. Setup
- Identify Battery Contacts: Locate the positive (+) and negative (-) terminals on your mobile phone battery.
- Adjust Charger Contacts: Slide the adjustable contacts on the charger to match the spacing of your battery's terminals. The charger automatically identifies polarity, so precise alignment of positive to positive is not strictly necessary, but ensure the contacts are firmly touching the battery terminals.
- Insert Battery: Carefully place the battery into the charging bay, ensuring the charger's contacts make good connection with the battery terminals. The LCD screen should illuminate, indicating a successful connection.
- Connect to Power: Fold out the AC plug on the back of the charger and insert it into a standard wall power outlet (100-240V AC).

This image displays the ABLEGRID Universal Battery Charger from the side, highlighting its foldable AC plug for direct wall outlet connection. The product label is visible, detailing input voltage (AC100-240V), battery charging output (DC 4.2V=800mA), and USB output (DC 5.2V=1300mA).

This composite image shows the ABLEGRID Universal Battery Charger in two perspectives. One view illustrates a mobile phone battery correctly inserted into the charging bay, ready for charging. The other view provides an additional angle of the charger itself, emphasizing its compact design.
5. Operating Instructions
5.1 Charging a Battery
- After successfully inserting the battery and connecting the charger to power (as described in Section 4), the LCD display will show the charging status.
- The battery icon on the LCD will typically show segments filling up or a charging animation, indicating that the battery is being charged.
- Charging time varies depending on the battery capacity and its current charge level.
- Once the battery is fully charged, the LCD display will indicate a full battery, and the charger's protection circuits will prevent overcharging.
- Remove the battery from the charger once charging is complete.
5.2 Using the USB Output
- The charger features a USB output port (DC 5.2V/1300mA) located at the bottom.
- You can connect a USB charging cable from your device (e.g., smartphone, tablet) to this port.
- The USB output can be used simultaneously with battery charging in the bay, provided the charger is connected to a power outlet.

A top-down perspective of the ABLEGRID Universal Battery Charger. This view clearly shows the adjustable battery charging contacts, the integrated LCD screen for charge status, and the USB output port located at the bottom, allowing for simultaneous charging of a battery and a USB-powered device.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the charger. Do not use liquid cleaners or solvents.
- Storage: Store the charger in a cool, dry place away from direct sunlight and moisture when not in use.
- Inspection: Periodically inspect the charger for any signs of damage to the casing or plug. Do not use if damaged.
7. Troubleshooting
- Charger not powering on/LCD not displaying:
- Ensure the charger is securely plugged into a working power outlet.
- Verify the power outlet is functional by testing with another device.
- Check if the battery is correctly inserted and making proper contact with the charger's terminals. - Battery not charging:
- Re-seat the battery to ensure good contact.
- Confirm the battery is compatible with the charger.
- The battery might be completely depleted or damaged. Try charging a different battery if available. - USB output not working:
- Ensure the charger is connected to a power outlet.
- Try a different USB cable or device to rule out cable/device issues.
8. Specifications
| Specification | Value |
|---|---|
| Input Voltage | AC 100-240V |
| Battery Charging Output | DC 4.2V / 800mA |
| USB Output | DC 5.2V / 1300mA |
| Adjustable Contact Range | 32mm (Min) - 66mm (Max) |
| Certifications | CE, ROHS |
9. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact your retailer. ABLEGRID products are designed for reliability and performance.





