Introduction
This manual provides essential instructions for the safe and efficient use of your Kastar CGR-D28 LTD2 USB Battery Charger. Please read this manual thoroughly before operating the device and retain it for future reference. This charger is designed to charge compatible camcorder batteries, offering dual charging slots and multiple input options for convenience.
Safety Information
- Do not expose the charger to rain or moisture.
- Do not disassemble the charger. Refer servicing to qualified personnel only.
- Use only with specified battery types. Attempting to charge incompatible batteries may result in fire, explosion, or injury.
- Keep out of reach of children.
- Ensure proper ventilation during charging. Do not cover the charger.
- Disconnect the power supply when not in use or before cleaning.
Product Overview
The Kastar CGR-D28 LTD2 USB Battery Charger is a compact and versatile charging solution for your camcorder batteries. It features two independent charging channels, allowing you to charge two batteries simultaneously. The intelligent LED display provides real-time charging status and battery capacity information.

Image: Front view of the Kastar CGR-D28 LTD2 USB Battery Charger, showing its dual charging slots.
Key features include:
- Dual Charging Slots: Charge two batteries concurrently.
- Intelligent LED Display: Provides charging status and battery capacity for each channel.
- Multiple Input Options: Supports Micro-USB and Type-C input for flexible power sources.
- Compact and Portable Design: Easy to carry for travel and on-the-go charging.

Image: Diagram illustrating the dimensions (5.24" x 3.07" x 0.79") and input ports (Micro-USB and Type-C) of the Kastar CGR-D28 LTD2 USB Battery Charger.
Setup
- Connect Power: Connect the charger to a USB power source (e.g., laptop, AC adapter, car charger, power bank) using either the Micro-USB or Type-C input port and the provided Micro USB cable.
- Insert Batteries: Align the battery contacts with the charger's contacts and gently insert the compatible battery into one or both charging slots (CH1 or CH2).
- Verify Connection: The LED display on the charger will illuminate, indicating that charging has begun.
Operating Instructions
Charging Process
Once batteries are correctly inserted and the charger is powered, the intelligent LED display will show the charging status for each channel independently.
Understanding LED Indicators

Image: Close-up of the Kastar CGR-D28 LTD2 USB Battery Charger's LED display and a table explaining the indicator status (power ratio and corresponding LED lights).
| Indicator Status | Power Ratio | Statements |
|---|---|---|
| Empty battery icon | No power | No power |
| Battery icon with 1 bar | 6% - 25% | One LED on |
| Battery icon with 2 bars | 26% - 50% | Two LEDs on |
| Battery icon with 3 bars | 51% - 75% | Three LEDs on |
| Full battery icon with 4 bars | 76% - 100% | Four LEDs on |
When the battery is fully charged, all four LED segments will be illuminated, and the charger will automatically stop charging to prevent overcharging.
Compatibility
This charger is compatible with a wide range of Panasonic and Hitachi camcorder batteries and models. Please ensure your battery or camera model is listed below for proper compatibility.
Compatible Battery Models:
- Panasonic CGR-D28, CGA-D28, D28A/1B, D28R, D28S
- Panasonic CGR-D16, CGA-D16, D16A/1B, D16R, D16S
- Panasonic CGR-D08, CGA-D08, D08A/1B, D08R, D08S
- Hatachi DZ-BP28, DZ-BP16, DZ-BP08
Compatible Camera Models (Partial List):
For a complete list, please refer to the product packaging or the manufacturer's website.
- Panasonic: AG-3DA1, AG-AC90, AG-DV1, AG-DVC7, AG-DVC15, AG-DVC30, AG-DVC32, AG-DVC60, AG-DVC62, AG-DVC80, AG-DVX100, AG-DVX102, AG-DVX1000, AG-EZ50U, AG-HVX200, NV-C1, NV-C2, NV-C3, NV-C5, NV-C7, NV-D89, NV-DA1, NV-DB1, NV-DS3, NV-DS7, NV-DS8, NV-DS9, NV-DS11, NV-DS12, NV-DS15, NV-DS20, NV-DS25, NV-DS27, NV-DS28, NV-DS29, NV-DS30, NV-DS33, NV-DS35, NV-DS37, NV-DS38, NV-DS50, NV-DS55, NV-DS60, NV-DS65, NV-DS68, NV-DS77, NV-DS80, NV-DS88, NV-DS89, NV-DS99, NV-DS150, NV-DS200, NV-DS990, NV-EX1, NV-EX3, NV-EX21, NV-GS1, NV-GS3, NV-GS4, NV-GS5, NV-GS7, NV-GS11, NV-GS15, NV-GS33, NV-GX7, NV-M20, NV-MD9000, NV-MG3, NV-MX1, NV-MX2, NV-MX3, NV-MX5, NV-MX7, NV-MX, NV-MX300, NV-MX340, NV-MX350, NV-MX500, NV-MX1000, NV-MX2000, NV-MX2500, NV-MX3000, NV-MX5000, NV-RX11EG, NV-RX22EG, NV-RX33EG, NV-RX66EG, PV-BP8, PV-DBP8, PV-DC152, PV-DC252, PV-DC352, PV-DV51, PV-DV52, PV-DV53, PV-DV73, PV-DV100, PV-DV101, PV-DV102, PV-DV103, PV-DV121, PV-DV151, PV-DV200, PV-DV201, PV-DV202, PV-DV203, PV-DV221, PV-DV351, PV-DV400, PV-DV401, PV-DV402, PV-DV600, PV-DV601, PV-DV602, PV-DV700, PV-DV701, PV-DV702, PV-DV710, PV-DV800, PV-DV801, PV-DV851, PV-DV852, PV-DV900, PV-DV901, PV-DV910, PV-DV951, PV-DV952, PV-DV953, PV-GS2, PV-GS9, PV-GS11, PV-GS12, PV-GS13, PV-GS14, PV-GS15, PV-GS16, PV-D401, PV-DBP8, PV-DVP8-A, PV-VM202, VDR-M10, VDR-M20, DZ-MX5000, AJ-PCS060G (Portable Hard Disk)
- Hitachi: DZ-MV100, DZ-MV200, DZ-MV208, DZ-MV100, DZ-MV238, DZ-MV250, DZ-MV270, VDR-M20
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 extreme temperatures when not in use.
- Battery Contacts: Periodically check battery contacts on both the charger and batteries for dirt or corrosion. Clean gently if necessary.
Troubleshooting
- Charger not powering on: Ensure the USB cable is securely connected to both the charger and a functional power source. Try a different USB cable or power source.
- Battery not charging: Verify that the battery is correctly inserted and its contacts are clean. Ensure the battery is compatible with the charger. If the battery is severely depleted or damaged, it may not charge.
- LED indicators not working: If the charger is powered and batteries are inserted but LEDs do not light up, check the power connection. If the issue persists, contact support.
Specifications
| Feature | Detail |
|---|---|
| Brand | Kastar |
| Model Number | CH-LTD2-0B-D28-N |
| Input | 5V 2-3A 15W (Micro-USB, Type-C) |
| Output | 8.4V 800mA (x1), 8.4V 800mA (x2) |
| Compatible Devices | Camera batteries (specific models listed in Compatibility section) |
| Item Weight | 3 Ounces |
| Dimensions | Approximately 5.24" x 3.07" x 0.79" |
| UPC | 638457476156 |
Warranty and Support
Kastar products are designed for reliability and performance. For warranty information or technical support, please visit the official Kastar website or contact their customer service directly. You can often find support resources and contact details at www.mykastar.com.
