Kastar 3-Pack BN-VF707 Battery and LTD2 USB Charger - Dual Charge

In this review the Kastar 3-Pack BN-VF707 battery kit is assessed for camcorder users who need reliable spare power and a flexible charging option. The bottom line: this package is best for owners of JVC GR-D series camcorders who want a compact, travel-friendly solution that includes three 1600mAh lithium-ion batteries and a dual USB charger capable of handling two batteries at once. The reviewer found the kit straightforward to use, with clear LED status indicators and both Micro-USB and Type-C input options that make charging from modern power sources simple.

Key Features

• Battery Capacity: Each 1600mAh 7.4V lithium-ion cell gives extra runtime for extended shooting sessions without adding excessive bulk.
• Dual Charging: The LTD2 USB charger can charge two batteries simultaneously, which cuts total downtime when multiple spares are in rotation.
• Interchangeable Plate: The charger plate can be swapped to accept different compatible battery plates, increasing compatibility across JVC models.
• Multiple Inputs: With Micro-USB and Type-C inputs and a supplied Micro USB cable, the charger works with portable power banks and common wall adapters.
• Intelligent LED Display: The charger uses LED indicators to show charging status and approximate battery capacity, helping plan shoots without guesswork.
• Compact Power: The charger accepts 5V 2-3A input and provides 8.4V outputs for reliable charging while remaining easy to carry.

Who It's For

This kit is aimed at photographers and videographers using JVC GR-D series camcorders who need multiple spares to cover long shoots, events, or travel. The 1600mAh cells are a good match for older consumer camcorders where extra runtime matters more than ultra-high capacity.

Those who should look elsewhere include users who require manufacturer-original batteries for warranty reasons or professional cinematographers who need the highest possible capacity and factory-backed support. Also, if a single, very fast dedicated charger is required, this compact USB unit may be slower than larger AC-only chargers.

Pros & Cons

Pros

• Includes three replaceable batteries so you can swap cells without waiting for a charge.
• Dual-bay charger saves time by charging two batteries at once.
• Micro-USB and Type-C inputs make the charger versatile for travel and portable power use.
• LED indicators provide clear charging status at a glance.

Cons

• Capacity is 1600mAh, which is adequate but not the highest available for long continuous shooting.
• Charger output is limited to 800mA per bay, so charging two batteries together can be slower than single-bay fast chargers.

Specifications

Battery Type	Lithium-Ion
Voltage	7.4V
Capacity	1600mAh
Charger Input	5V 2-3A (USB)
Charger Output	8.4V 800mA per bay (800mA x1 or 800mA x2)
Charging Options	Micro-USB and Type-C input, Micro USB cable included

Our Verdict

The Kastar 3-Pack BN-VF707 and LTD2 USB dual charger is a practical upgrade for JVC GR-D owners who need multiple ready spares and flexible charging from USB power sources. It offers sensible value through three batteries and a charger that fits travel workflows, though users needing fastest possible recharge times or the highest-capacity cells should compare alternatives. For most hobbyists and event shooters, it is a useful, cost-effective kit.

Frequently Asked Questions

Are these batteries compatible with my JVC GR-D camcorder?
Yes, the pack is designed to replace BN-VF707 and related compatible models for many JVC GR-D series camcorders listed in the product details.

Can the charger recharge two batteries at once?
Yes, the LTD2 charger can charge two batteries simultaneously, with an 800mA output per bay when both are charging.

Does the kit include charging cables?
The kit includes a Micro USB cable and supports both Micro-USB and Type-C inputs for charging from common adapters and power banks.