The MU09 Long Life Notebook Battery from HP extends the life of your HP or Compaq notebook, with a lifespan of up to three years (and a warranty to match). Not only is the MU09 designed and tested by HP to give you the best battery solution possible, but it incorporates an insulating safety wrap and fire-retardant casing to make it one of safest solutions as well.
| Chemistry | Lithium-ion (Li-ion) |
| Capacity | 4400mAh |
| Output Voltage | 10.8V |
| Weight | 11.57 oz (328 g) |
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Comments about HP / Hewlett Packard MU09 Long Life Notebook Battery:
Works well, gives a longer use time so I can complete a day long presentation. Doesn't give quite nine hours but meets expectations.
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