Kastar 4-Pack Battery and USB Dual Charger for Panasonic Cameras

In this review the Kastar 4-Pack Battery and LTD2 USB Charger is evaluated for photographers who need dependable spares for older Panasonic mirrorless cameras. The reviewer found the 1600mAh Lithium-Ion cells and the dual USB charger most valuable for extended shoots and travel; the kit lets a user carry multiple ready batteries and charge two at once from Micro-USB or Type-C power sources. For anyone using Panasonic DMW-BLD10 compatible cameras, this pack is primarily about straightforward, portable power and flexible USB charging.

Key Features

• Battery Type: The 1600mAh Lithium-Ion cells deliver accessible capacity for extended shooting between charges and fit cameras that accept DMW-BLD10 replacements.
• Dual Charging: The LTD2 charger can charge two batteries simultaneously, which reduces downtime when multiple spares are in use.
• Interchangeable Plate: The charger plate can be swapped to accept different battery contacts, increasing compatibility for travel or mixed packs.
• USB Power Options: With Micro-USB and Type-C inputs and a 5V 2-3A input spec, the charger works with common power banks and wall adapters for on-location charging.
• LED Status Display: The intelligent LED display shows charging status and relative battery capacity so users can see when batteries are ready.
• Portable Design: The compact charger and included Micro USB cable make the set easy to carry in a camera bag without extra bulky chargers.

Who It's For

This kit is best for owners of Panasonic cameras that use the DMW-BLD10 battery family, including GX1, G3 and GF2 series models, who want multiple spare batteries and a compact way to recharge them while traveling. It is also useful for hobbyists and weekend shooters who prefer USB charging from a power bank or laptop.

Serious professionals who need the fastest possible charging from proprietary AC chargers, or users who require manufacturer warranties and official chargers, may prefer factory-branded options. Casual users with other battery types should confirm compatibility before purchasing.

Pros & Cons

Pros

• Includes four 1600mAh Lithium-Ion batteries so users get several full spares for long shoots.
• Dual USB charger accepts Micro-USB and Type-C input and charges two batteries at once, saving time.
• Interchangeable charging plate increases flexibility for different battery contact types when needed.
• Compact and easy to carry with an included Micro USB cable for on-the-go top-ups.

Cons

• The kit uses USB charging at lower power than some dedicated AC chargers, so charging is not the fastest possible option.

Specifications

Battery Type	Lithium-Ion
Battery Voltage	7.4V
Battery Capacity	1600mAh
Charger Input	5V 2-3A (15W)
Charger Output	8.4V 800mA (x1) or 800mA (x2)
Inputs Provided	Micro-USB and Type-C
Included Accessories	Micro USB cable

Our Verdict

The Kastar 4-Pack Battery and LTD2 USB Charger is a cost-effective way to add multiple spares and flexible USB charging for Panasonic DMW-BLD10 compatible cameras. It is good value for hobbyists and travelers who prioritize portability and the ability to charge two batteries from common USB power sources, though those seeking the fastest AC charging may look elsewhere.

Frequently Asked Questions

Are these batteries compatible with my Panasonic DMC-GX1?
Yes, the pack is listed as compatible with Panasonic models that accept the DMW-BLD10 family, including the DMC-GX1 series.

Can the charger charge two batteries at once?
Yes, the LTD2 charger supports charging two batteries simultaneously at up to 800mA each using USB power.

Does the kit include a charging cable?
Yes, a Micro USB cable is included and the charger also supports Type-C input for broader power options.