Kastar 3-Pack CGR-D54Pro Battery and LTD2 USB Charger - Long Runtime

In this review the Kastar 3-Pack CGR-D54Pro Battery and LTD2 USB Charger is assessed for videographers and prosumers who need extended power for older Panasonic cameras. The bottom line is simple: this bundle delivers three high-capacity 7.2V lithium-ion batteries and a dual-bay USB charger that can top up two batteries at once, making it a practical, travel-friendly replacement set for CGA-D54 series users who want visible charge status and flexible charging options.

Key Features

• High capacity: The 8400mAh lithium-ion cells provide extended runtime so users can record longer without swapping batteries frequently.
• Dual charging: The LTD2 charger can charge two batteries simultaneously, reducing downtime between shoots.
• LED status: Four LED lights on each battery let the user check remaining capacity at a glance, avoiding surprises on set.
• Flexible inputs: The charger accepts Micro-USB and Type-C inputs and comes with a Micro USB cable for charging from common power banks or adapters.
• Portable power draw: The charger runs on a 5V 2-3A input and outputs 8.4V at 800mA per bay, balancing charge speed with safety for camera batteries.
• Interchangeable plate: The charger offers a changeable plate to accommodate different battery shapes for broader compatibility.

Who It's For

The Kastar 3-pack is aimed at camera owners who use Panasonic CGA-D54, CGR-D54 and related models and need a reliable set of spares for field shooting, events, or multi-hour recording. It is especially useful for small production teams or solo shooters who need multiple batteries ready and a compact charger that can be powered from USB sources.

Users who should look elsewhere include those who require OEM-branded batteries for manufacturer warranty parity or those needing ultra-fast charging beyond the chargers 800mA per bay output. If you need a single rapid charger with proprietary AC-only features, this USB-focused bundle may not match that exact need.

Pros & Cons

Pros

• High 8400mAh capacity gives noticeably longer runtime than many stock batteries.
• Charger can charge two batteries simultaneously, which speeds workflow between takes.
• LED indicators on batteries make remaining charge clear without extra tools.
• Multiple input options (Micro-USB and Type-C) increase versatility for travel charging.

Cons

• Charger output of 800mA per bay is moderate, so charging large batteries still takes time.
• Not an OEM Panasonic product, so users preferring factory parts may avoid it.

Specifications

Battery Type	Lithium-Ion
Battery Voltage	7.2V
Battery Capacity	8400mAh (each)
Charger Input	5V 2-3A (USB)
Charger Output	8.4V 800mA x1 / 800mA x2
Indicators	4 LED lights on battery and LED USB charger display

Our Verdict

The Kastar 3-Pack CGR-D54Pro Battery and LTD2 USB Charger is a practical, cost-effective solution for anyone using Panasonic CGA/CGR series batteries who needs reliable extended runtime and the convenience of USB charging. It pairs high-capacity cells with clear LED status and dual-bay charging, offering good value for shooters who favor portability and multiple spares over OEM branding.

Frequently Asked Questions

Are these batteries compatible with Panasonic CGA-D54 series?
Yes, the pack is listed as compatible with Panasonic CGA-D54, CGR-D54 and related CGA/CGR/CGP variants and battery-powered camera models that accept those types.

Can the charger charge two batteries at the same time?
Yes, the LTD2 charger is designed to charge two batteries simultaneously with an 800mA output per bay.

What charging cables are included?
The package includes a Micro USB cable and the charger supports both Micro-USB and Type-C input options for flexible charging sources.