Kastar Fast Dual LCD Charger + 2-Pack 2600mAh Batteries - Reliable

In this review the Kastar fast dual LCD charger bundled with two high-capacity 2600mAh batteries is assessed for field surveying and camera use. It is best for users who need a reliable replacement power solution compatible with a wide range of devices including Pentax, Trimble and select HP PhotoSmart models. The single biggest reason to buy is the combination of a fast dual charging unit with intelligent LCD status and two 7.4V batteries that extend runtime compared with many stock cells, making it a practical, cost-effective backup for professionals and hobbyists.

Key Features

• High capacity batteries: Two 2600mAh lithium-ion batteries provide longer runtime and reduce the frequency of swaps during extended shoots or survey sessions.
• Fast dual charging: The charger delivers 1000mA to each slot so two batteries can be charged simultaneously to save time between uses.
• Worldwide input: With 110-240V input the charger can be used internationally without an additional adapter for most travel situations.
• Intelligent LCD display: The built-in LCD shows charging status and battery capacity so the user can tell at a glance which cell is ready for use.
• Battery care charging: CC/CV charging with pre-charge and 0V activation helps protect li-ion cells and can extend battery service life when used correctly.

Who It's For

The bundle is well suited to field surveyors, photographers and technicians who use Pentax Ei-D-Li1 series batteries or the Trimble and HP models listed, and who want a dependable spare power source without paying OEM prices. It is also a good fit for travelers who need a charger that accepts 110-240V.

Users who require official OEM certification for mission-critical equipment or who need batteries with device-specific firmware should consider OEM options instead; however, for most practical replacement and backup needs this Kastar bundle provides a useful balance of capacity and charging convenience.

Pros & Cons

Pros

• Included batteries are high capacity (2600mAh) and extend device run time compared with typical stock cells.
• The dual LCD charger charges two batteries at once and clearly displays status and capacity.
• 110-240V input makes the charger suitable for international use without extra hardware.
• Charging algorithm includes CC/CV, pre-charge and 0V activation to protect battery health.

Cons

• Not an OEM product, so users who must match manufacturer-specified batteries for warranties should verify compatibility before replacing originals.
• Compatibility requires use of the correct battery plate; some less common models may need a different adapter plate.

Specifications

Our Verdict

The Kastar fast dual LCD charger with two 2600mAh batteries is a practical, value-oriented replacement for users who need extended runtime and quick turnarounds. It pairs intelligent charging features and international input with a clear LCD status readout, making it a smart backup choice for photographers and survey technicians who want dependable power without OEM pricing.

Frequently Asked Questions

Will these batteries fit my Pentax Ei-D-Li1 camera?
They are specified as compatible with Pentax Ei-D-Li1 and related Pentax models, but always confirm physical fit and contact points before use.

Can the charger handle two batteries at once?
Yes, the charger provides 1000mA to each slot and the LCD displays status for both batteries while charging simultaneously.

Is this charger safe for li-ion cells long term?
The unit uses CC/CV charging with pre-charge and 0V activation, which are standard protections that help extend li-ion battery life when used properly.