NP-FZ100 Battery and 20W Dual Slot Charger - Fast Charging Kit

In this review the Powerextra NP-FZ100 Battery and 20W Dual Slot Charger kit is evaluated for photographers who need reliable spare power and faster turnaround when shooting all day. The bottom line: this two-battery pack with a compact dual-slot charger is best for mirrorless Sony shooters who want long runtime and quick recharge without carrying bulky gear. The reviewer found the batteries deliver strong capacity during extended use and the chargers LCD and PD fast charging capability noticeably reduce downtime between shoots.

Key Features

• Wide compatibility: Works with a broad range of Sony Alpha cameras so buyers can use the same spare batteries across multiple bodies.
• High capacity 2500mAh cells: The lithium-ion batteries provide extended continuous shooting and sensible backup power for travel or long sessions.
• 20W PD fast charging: When paired with a 9V PD adapter the charger fills batteries much faster, cutting recharge time to about 1.5 hours.
• Dual-slot charger with LCD: The charger holds two NP-FZ100 batteries and the LCD gives precise power monitoring so users know remaining charge at a glance.
• Built-in SD card slots and magnetic cover: Compact storage for two SD cards reduces the chance of misplacing media while on the move.
• Five-protection safety design: Overcharge, overcurrent, overdischarge, overvoltage and short-circuit protections plus a flame-resistant shell improve reliability in everyday use.

Who It's For

This kit suits enthusiast and professional shooters using Sony A7 and A9 series bodies who need extra runtime and faster recharge cycles between shoots. The high-density 2500mAh cells are helpful for wedding, event, and travel photographers who routinely shoot extended sequences or use power-hungry features.

Photographers who require manufacturer warranty support or verified full firmware compatibility with the latest FX3/FX30 firmware revisions should verify their camera firmware before purchase, as current notes mention incompatibility with some FX3 and FX30 firmware versions.

Pros & Cons

Pros

• Reliable long-run capacity that mirrors the performance users expect from original replacements.
• Fast PD charging capability dramatically reduces downtime when using a proper PD adapter.
• Dual-slot charger with LCD and SD storage keeps batteries and media organized and monitored.
• Durable, compact design with multi-layer safety protections for travel and field use.

Cons

• Fast charging requires a compatible 9V/20W+ PD adapter; lower-power adapters may charge slowly or show incorrect status.
• Not currently compatible with some FX3 and FX30 firmware versions, so verify compatibility for those bodies.

Specifications

Battery type	Lithium-ion
Capacity	2500mAh
Voltage	7.2V
Charger output	Up to 20W PD (requires suitable adapter)
Charger features	Dual-slot, LCD screen, magnetic cover, dual SD card slots
Safety	5-protection tech + flame-resistant ABS+PC shell

Our Verdict

The Powerextra NP-FZ100 two-battery kit is a practical, cost-effective alternative for Sony mirrorless users who need dependable extra runtime and faster recharges. With true 2500mAh cells, PD fast charge support, and a compact dual-slot charger with LCD and SD storage, it delivers strong day-to-day value; just confirm PD adapter requirements and camera firmware compatibility for FX3/FX30 models before buying.

Frequently Asked Questions

Will these batteries work in my Sony A7 series camera?
Yes, the pack is fully decoded and compatible with many A7 and A9 models; check the full compatibility list for exact models.

How fast will the batteries charge?
With a 9V PD adapter (20W+ recommended) the charger can refill batteries in about 1.5 hours; lower-power adapters will charge more slowly.

Are the batteries safe for travel?
They include overcharge/overcurrent/overdischarge/overvoltage/short-circuit protections and a flame-resistant shell, making them suitable and durable for travel.