Nokia 2680 Slide, X3-02 (BL-4S) Li-Polymer Replacement Battery
The Nokia BL-4S is a compact and reliable rechargeable battery designed for a range of classic Nokia mobile phones. Built using lithium-ion or lithium-polymer technology, it provides stable power output and consistent performance for everyday use. Ideal for replacing worn-out batteries, the BL-4S helps restore your phone’s original battery life, ensuring dependable operation for calls, messaging, and basic functions.
Specifications
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Model: BL-4S
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Battery Type: Rechargeable Li-ion / Li-Polymer Battery
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Voltage: 3.7V
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Capacity: 860mAh (may vary up to 800mAh)
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Energy Rating: 3.2Wh
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Dimensions: Approx. 50 × 38 × 4.2 mm
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Compatibility: Nokia 2680 Slide, 3600 Slide, 7610 Slide, X3-02, 7100s