High Capacity 7.4V 3400mAh Li-ion Battery

Premium lithium-ion cells ensure stable power output and extended playback time for UE MegaBoom speakers. Optimized energy density delivers up to 20% longer runtime compared to standard batteries.

Precision-Engineered Compatibility

Exact replacement for OEM models 533-000116 and 533-000138 with millimetric terminal alignment. Reinforced polymer casing with shock-resistant ABS+PC blend protects internal circuits from drops and vibrations.

Smart Battery Management System

Built-in protection against overcharge, overheating, and short circuits. Auto-balancing chip maintains optimal cell voltage for consistent performance across 500+ charge cycles.

Professional-Grade Audio Support

Ideal for DJs, outdoor events, and studio use. Zero audio interference design preserves speaker clarity even at maximum volume.

Bulk Purchase Advantages

Factory-direct pricing with wholesale discounts for 50+ units. Ships globally with DHL/FedEx logistics support.

Seamless Installation

Tool-free snap-in design. Includes pre-installed conductive adhesive pads for instant secure connection.