Reviews
Excellent high-capacity batteries with built-in USB-C charging convenience
I really like these K&F Concept batteries for my LUMIX S1RM2. With a 2520mAh capacity, they provide noticeably more runtime per battery than the OEM versions, which makes a real difference on longer shoots.
What stands out
Higher capacity: Delivers more shooting time per battery compared to the original Panasonic batteries.
Built-in USB-C charging: A huge convenience when traveling. I no longer need to pack a dedicated charger, just a power bank and a USB-C cable.
Efficient workflow: I can charge one battery while continuing to shoot with the others, which is ideal in the field.
Good charging speed: Fully charges in a reasonable time without excessive heat.
Excellent value: Very competitively priced for a two-pack with these features.
Final thoughts
These batteries combine higher capacity, practical USB-C charging, and a great price, making them an easy recommendation for LUMIX users. They simplify travel, reduce the amount of gear I need to carry, and deliver excellent real-world performance.
What stands out
Higher capacity: Delivers more shooting time per battery compared to the original Panasonic batteries.
Built-in USB-C charging: A huge convenience when traveling. I no longer need to pack a dedicated charger, just a power bank and a USB-C cable.
Efficient workflow: I can charge one battery while continuing to shoot with the others, which is ideal in the field.
Good charging speed: Fully charges in a reasonable time without excessive heat.
Excellent value: Very competitively priced for a two-pack with these features.
Final thoughts
These batteries combine higher capacity, practical USB-C charging, and a great price, making them an easy recommendation for LUMIX users. They simplify travel, reduce the amount of gear I need to carry, and deliver excellent real-world performance.
19/02/2026