Quote:
Originally Posted by snaronikar ... replacing the battery of 6670 from BL-5C to BL-6C. Will there be any problems like explosions / radiations etc. ... |
Quite a common practice. No it won't explode or radiate anything

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The difference is higher capacity (1070 mAh v/s 850 mAh), at the cost of being a tad thicker. Will take
slightly longer to reach full charge.