Kastar 1900mAh 4-Pack Batteries with LTD2 USB Dual Charger - Compact

In this review the Kastar 1900mAh 4-Pack with the LTD2 USB dual charger is evaluated for photographers who need compatible replacements for older Panasonic camera batteries and a portable charging solution. The bottom line: this kit is aimed at users who value extra run time and the convenience of charging two batteries simultaneously from a USB power source. It stands out for its multiple input options and the ability to swap charging plates to fit the Panasonic DMW-BCF10 and related battery shapes, making it a practical choice for travel and field shooting.

Key Features

• Battery Capacity: Each lithium-ion battery provides 1900mAh at 3.7V, extending shooting time between charges.
• Dual Charging: The LTD2 charger can charge two batteries at the same time, saving time when preparing for a long shoot.
• Interchangeable Plate: Change the plate to charge different compatible battery models so the charger works with multiple Panasonic types.
• USB Power Options: Multiple charging inputs include Micro-USB and Type-C compatibility and the kit includes a Micro USB cable for immediate use.
• Smart LED Display: Intelligent LED indicators show charging status and battery capacity so users can see progress at a glance.
• Portable Power: With a 5V 15W input and compact charger design, the kit is easy to carry for travel and on-location work.

Who It's For

This kit suits photographers who own cameras that use Panasonic DMW-BCF10 or CGA-S009 series batteries and need readily available spares. It is especially useful for hobbyists and prosumers who travel and need the convenience of USB charging from power banks or laptop ports.

It is less appropriate for users who require OEM-branded batteries for warranty reasons or who need ultra-fast professional charging rates beyond the chargers 800mA outputs. Also consider a dedicated high-speed charger if you routinely recharge many batteries between shoots.

Pros & Cons

Pros

• Includes four 1900mAh lithium-ion batteries that increase available runtime without frequent swaps.
• Charger supports two batteries simultaneously, reducing downtime when topping up power.
• Interchangeable plate and multiple USB inputs add flexibility for different battery types and charging sources.
• LED indicators provide clear charging and capacity information so users know when batteries are ready.

Cons

• Charger outputs 800mA per slot, which is adequate but not as fast as some high-power dedicated chargers.
• Package includes a Micro USB cable but some users may prefer a Type-C cable included for modern devices.

Specifications

Battery Type	Lithium-Ion
Battery Voltage	3.7V
Battery Capacity	1900mAh
Charger Input	5V 2-3A 15W
Charger Output	4.2V 800mA (x1) 800mA (x2)
Inputs	Micro-USB and Type-C (Micro USB cable included)

Our Verdict

The Kastar 1900mAh 4-pack with the LTD2 USB dual charger is a sensible value for photographers using compatible Panasonic battery models who need additional runtime and flexible USB charging. It delivers reliable capacity, dual-slot convenience, and clear LED status in a compact kit, making it a good choice for travel and casual professional use.

Frequently Asked Questions

Are these batteries compatible with Panasonic DMW-BCF10?
Yes, the kit is compatible with Panasonic DMW-BCF10 and related CGA-S009 series battery models listed by the manufacturer.

Can the charger charge two batteries at once from a power bank?
Yes, the LTD2 dual charger accepts USB power and can charge two batteries simultaneously when powered by a suitable 5V USB source.

Does the kit include a Type-C cable?
The package includes a Micro USB cable; the charger also accepts Type-C input but a Type-C cable is not provided.