Kastar 3-Pack Battery and LTD2 USB Charger Compatible with Arlo Ultra

In this review the Kastar 3-Pack Battery and LTD2 USB Charger is evaluated for Arlo Ultra and compatible camera users who need reliable spare power and a flexible charging solution. The bottom line: this kit is for people who want high-capacity replacement batteries and a compact charger that can handle two batteries at once while showing charge status with LEDs. The review focuses on real-world charging convenience, battery capacity, and connector options, so readers can decide if it replaces their original Arlo batteries and saves time during camera maintenance.

Key Features

• High capacity battery: Each lithium-ion cell at 4800mAh provides extended runtime for cameras that need longer recording or fewer swap-outs during busy monitoring periods.
• Dual simultaneous charging: The charger can charge two batteries at the same time, which reduces downtime when multiple spares are kept on hand.
• Interchangeable charging plate: The charger can change the plate to accept different battery variants, giving flexibility for compatible Arlo battery models.
• Multiple input options: Micro-USB and Type-C inputs are supported with a provided Micro USB cable, making it easier to power the charger from common USB power packs or adapters.
• Smart LED display: The intelligent USB dual charger displays charging status and remaining battery capacity so users can tell at a glance when batteries are ready.

Who It's For

The Kastar 3-Pack is best for home users and small business owners who rely on Arlo Ultra, Ultra Plus or related models and need extra run time without hunting for proprietary charging solutions. It suits camera installers who rotate batteries frequently and value the ability to charge two batteries at once.

It is less appropriate for users who only require a single spare battery or who must match an exact OEM charger aesthetic; this is a practical, portable third-party kit focused on capacity and convenience rather than factory branding.

Pros & Cons

Pros

• High 4800mAh lithium-ion capacity extends time between swaps for active security cameras.
• Charger supports two batteries at once, cutting total recharge time for multiple spares.
• Micro-USB and Type-C inputs plus a supplied cable make powering the charger flexible on the go.

Cons

• The kit uses third-party charging hardware, so users seeking an exact OEM match may prefer the original charger option.

Specifications

Our Verdict

The Kastar 3-Pack Battery and LTD2 USB Charger is a sensible, value-focused kit for anyone using Arlo Ultra series and related cameras who needs more runtime and faster turnaround between charges. With 4800mAh cells, dual charging, and flexible USB inputs, it offers practical convenience and visible charge status at a price point that makes stocking spares straightforward for busy camera setups.

Frequently Asked Questions

Are these batteries compatible with Arlo Ultra cameras?
Yes, the pack lists compatibility with Arlo A-4, A-4a and several Ultra series models including Ultra Plus and Ultra 2.

Can the charger power two batteries at the same time?
Yes, the LTD2 USB charger can charge two batteries simultaneously with a listed output of 800mA to each slot.

What cables are included?
The package includes a Micro USB cable and the charger supports both Micro-USB and Type-C inputs for flexible power sources.