Kastar 4-Pack NP-FV100 Battery and AC Wall Charger - High Capacity Kit

In this review the Kastar 4-Pack NP-FV100 Battery and AC Wall Charger kit is evaluated for camcorder owners who need extended run time without swapping in low-capacity spares. The bottom line: this bundle delivers high-capacity 5750mAh NP-FV100 replacement batteries and a convenient folding-pin charger that accepts 100-240V input, making it a practical choice for long shoots and travel. The kit is aimed at users of many Sony HDR and NEX camcorders who want reliable, longer-lasting power at a lower cost than buying several original batteries.

Key Features

• High Capacity: Each battery is 5750mAh at 7.2V, giving noticeably longer runtime versus typical stock cells for extended recording sessions.
• Complete Kit: The package includes four NP-FV100 batteries plus a single AC wall charger, reducing the need to hunt for separate parts.
• Wide Input Charger: The charger accepts AC 100-240V 50-60Hz so it can be used internationally with the correct plug adapter.
• Clear LED Status: The charger uses a red LED while charging and green when charging is complete or on standby, making it easy to verify battery state at a glance.
• Compact Charger Design: The wall charger has a foldable flat pin for compact storage and transport between shoots.

Who It's For

This kit is best for videographers and hobbyists who use Sony HDR-XR and NEX-VG series camcorders and need multiple full-size NP-FV100 batteries to avoid mid-shoot downtime. The higher 5750mAh capacity is useful for event shooters, long interviews, or travel where access to power is intermittent.

It is less appropriate for someone who only records brief clips and rarely needs extra runtime, or for users who require a car charger or European plug included in the box, since those accessories are not part of the package.

Pros & Cons

Pros

• High 5750mAh capacity provides extended camera run time compared with standard cells.
• Four batteries in the package reduce the need to juggle charging cycles during long shoots.
• Charger works on 100-240V and has a foldable pin for travel convenience.
• LED indicators clearly show charging and full-charge status.

Cons

• Package includes only one AC wall charger and no car adapter or European plug, so additional charging accessories may be needed for some users.
• The kit may be overkill for casual users who rarely need extended battery capacity.

Specifications

Battery Type	Lithium-Ion
Battery Model	NP-FV100 compatible
Voltage	7.2V
Capacity	5750mAh
Charger Input	AC 100-240V 50-60Hz
Charger Output	DC 8.4V 600mA
Package Contents	4 batteries + 1 AC wall charger

Our Verdict

The Kastar 4-Pack NP-FV100 kit is a solid value for shooters who need multiple high-capacity batteries and a compact charger for travel. With 5750mAh cells and wide-range charger input, it keeps cameras running through long shoots without frequent recharging, though buyers should plan for additional charging options if they need car or European plugs. For its price and capacity, it is a practical power solution for compatible Sony camcorders.

Frequently Asked Questions

Are these batteries compatible with Sony NP-FV100 cameras?
Yes, the batteries are compatible replacements for NP-FV100 and are also listed as compatible with NP-FV30, NP-FV50 and NP-FV70 models.

Does the kit include a car charger or European plug?
No, the package includes four batteries and one AC wall charger only; a car adapter or European plug is not included.

How does the charger show charging status?
The charger uses a red LED while charging and a green LED for standby or when charging is complete.