CELLONIC, Speaker battery compatible with Ultimate Ears UE MegaBoom, S-00147 (3400mAh, 7.4V) Ersatzakku 533-000116,533-000138

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Product description
- Smart & Cost-Effective Choice Extends speaker life and reduces replacement costs. A practical alternative to keep your device working reliably
- Premium Performance & Long Battery Life Lithium Ion cells with reduced memory effect offer long use time, low self-discharge and reliable performance with fewer charging interruptions
- High-Capacity 3400mAh rechargeable battery with 7.4V output. Delivers stable power, extended lifespan and consistent performance for your speaker
- German Quality, Best Value Grade A cells with protection against short circuits, overheating and overvoltage. Each unit is tested for performance and safety
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