XTAR L4 Pro Smart Charger for AA/AAA 1.2V NI-MH and 1.5V Lit

L4 Pro is a smart four-slot charger for AA/AAA NiMH and 1.5V Li-ion batteries. With multi-stage refresh, precision charging, and micro-current activation, it eliminates overheating, incomplete charging, short battery life, and aging issues. Smart recognition and an HD display make operation intuitive—perfect for home and professional users. This compact powerhouse ensures your batteries are always fully charged and ready to perform.
Supports all rechargeable AA/AAA Ni-MH and 1.5V Li-ion batteries.
Charge 1 to 4 cells of different brands, capacities, sizes, and chemistries at once, no need to balance the load.
L4 Pro will auto-detect the battery type and intelligently select the optimal charging method. It will show
Our 5 methods of full-charge detection ensure that batteries are real fully charged.
Unique CVSA tech enables lower body temperature of Ni-MH battery, ensures stable and fast charging, extending battery lifespan.
“Err” on the screen for the non-rechargeable or other mismatched rechargeable batteries
The reason for performing a Refresh is that older or frequently used Ni-MH batteries experience capacity loss and reduced performance. The Refresh will normally boost them back to their maximum possible capacity.
You can switch mode by long press
DisCHG Mode: Daily and Quick Refresh
Ideal for batteries that are not too old. It performs a single discharge-charge cycle.
Refresh Mode: Deep and Intelligent Refresh
Suitable for older or frequently used batteries. It intelligently adjusts the discharge-charge cycles based on the battery condition.