Kastar 4-Pack BN-VF707 1600mAh Batteries with LTD2 USB Charger - Dual

In this review of the Kastar 4-Pack BN-VF707 battery set with the LTD2 USB charger, the bottom line is simple: this bundle is for owners of older JVC GR-D series camcorders who need reliable replacement power and convenient dual-battery charging. The reviewer found the 1600mAh lithium-ion batteries delivered predictable runtime comparable to original cells, while the LTD2 charger added flexibility with Micro-USB and Type-C inputs and an LED status display that makes it easy to manage two batteries at once.

Key Features

• 1600mAh capacity: Provides a dependable power reserve for extended shooting sessions on compatible JVC GR-D camcorders.
• Dual charging: The LTD2 charger accepts two batteries simultaneously, reducing downtime between shoots.
• Swappable plate: Change the charging plate to accommodate different compatible battery models without needing a second charger.
• USB input options: Micro-USB and Type-C inputs let users charge from power banks or standard USB adapters when mains power is not available.
• LED status indicators: Intelligent LED lights display charging status and approximate battery capacity so users can see progress at a glance.
• Compact power: Charger accepts 5V 2-3A input and delivers 8.4V at up to 800mA per slot for straightforward, portable charging.

Who It's For

This kit is aimed at photographers and videographers who still use JVC GR-D series camcorders and prefer a low-cost replacement that mirrors the original BN-VF707 form and voltage. It suits users who need multiple spare batteries for field work and a small, USB-powered charger to top cells from a laptop, wall adapter, or power bank.

It is less appropriate for those who require professional fast charging beyond the listed 800mA per slot or who use non-compatible battery families; buyers should verify compatibility with camera model lists such as GR-D271U, GR-D272, GR-D273, GR-D275, GR-D280 and others in the GR-D range before purchase.

Pros & Cons

Pros

• Includes four 1600mAh lithium-ion replacements so users have multiple spares ready during extended shoots.
• Dual-slot LTD2 charger with swappable plate increases versatility across compatible battery models.
• USB input options and included Micro USB cable make charging on the go convenient and simple.
• LED indicators provide a clear, immediate view of charge status for each battery.

Cons

• Charging rate is modest at 800mA per slot, so full recharge times are not as fast as some highspeed chargers.
• Compatibility is limited to specific JVC BN-VF7xx and AA-VF7 models, so it is not universal.

Specifications

Battery type	Lithium-Ion
Voltage	7.4V
Capacity	1600mAh
Charger input	5V 2-3A (USB)
Charger output	8.4V 800mA per slot (x1 or x2)
Charging ports	Micro-USB and Type-C input; Micro USB cable included
Compatibility	JVC BN-VF707/714/733 and AA-VF7 families, for GR-D series camcorders

Our Verdict

The Kastar 4-Pack BN-VF707 with the LTD2 USB charger is a practical, value-focused choice for owners of compatible JVC GR-D camcorders who need extra runtime and a portable charging solution. With four 1600mAh cells and a flexible dual USB charger, it balances convenience and cost, though users seeking the fastest possible recharge speeds should consider higher-current chargers.

Frequently Asked Questions

Will these batteries fit my GR-D271U?
Yes, the pack is listed as compatible with GR-D271U and other GR-D models that accept BN-VF707-style batteries.

Can the charger power two batteries at once from a power bank?
Yes, the LTD2 accepts USB input and can charge two batteries simultaneously, subject to the power bank providing sufficient 5V 2-3A output.

Does the kit include a Type-C cable?
The kit includes a Micro USB cable; the charger supports Type-C input but does not include a Type-C cable in the package.