> Dell laptop battery > Replacement dell U661H battery (49Wh & 73Wh)

Brand new, 1 Year warranty !
dell U661H battery
4400mAh dell U661H battery replacement
Dell Li-ion 11.1V 4400mAh
- 4400mAh dell U661H battery replacement. The U661H battery meets the OEM product and can work about 3-4 hours. Select suitable Brand new U661H battery here, saving your money and time.
- List Price :
£ 65.32 - Your Price : £ 44.98
- List Price :
€ 82.28 - Your Price : € 53.98
Brand New ! 1 year warranty !
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Brand new, 1 Year warranty !
dell U661H battery
6600mAh Dell U661H battery replacement
Dell Li-ion 11.1V 6600mAh
- Dell U661H battery replacement. Select suitable Brand new U661H battery here.
- List Price :
£ 81.23 - Your Price : £ 48.98
- List Price :
€ 82.28 - Your Price : € 55.98
Brand New ! 1 year warranty !
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Order in UK Pounds
Order in Euros

- Product Des
- Battery charger
- Maintain & Use

- Tech Specs: Li-ion, 4400/6600mAh, 11.1V, 500-600 recharge Cycles.
- Product Type: Brand new, Replacement Battery, 100% compatible with the OEM U661H battery.
- This U661H battery has been tested and validated on Dell systems to ensure it will work with your notebook.
- The battery also work with the following model: Vostro 1310, 1320, 1510, 1520, 2510 battery.
- The Dell U661H laptop battery features: long battery life and maximum power, quick-charging.
- Order dell U661H battery now: Full One year warranty and Dell battery support.
- Warranty: We guarantee that Our U661H battery are make up of new cells.

- Compatible U661H battery charger
- Input: AC 100-240/ DC 11-16 V;
- OutPut: 19.5V;
- Price: £ 25.00
- Compatible U661H battery charger
- Input: AC 100-240/ DC 11-16 V;
- OutPut: 19.5V;
- Price: € 30.00
Order in UK Pounds
Order in Euros Follow the notice below, Better using your Dell U661H battery
- Battery Storage - Store your U661H laptop battery in a clean, dry, cool place away from heat and metal objects. The dell laptop batteries will self-discharge during storage; remember stored at about 40% state-of-charge.
- Exercise Your Battery - Do not leave your U661H battery dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.
- Calibrate Your Dell U661H batteries - If your U661H battery's 76% even less in work, you must fully charge, fully discharge, and then fully recharge the laptop battery pack.
- Charge and discharge - For lithium ion batteries, you do not need to discharge them fully and recharge constantly. You need to do a full discharge only about every 30 charges. Do not charged to higher voltages than its threshold voltage.
- Do not short-circuit. A short-circuit may cause severe damage to the U661H battery.
- Consider removing the U661H battery from a laptop when running on fixed power.
- Avoid propping your laptop on a pillow, blanket, or other soft surface that can heat up. Your U661H battery is a lot less efficient when not within its standard operating temperature range.
- More battery maintain infomation in laptop battery blog.
In the end, If you have any questions about Dell U661H laptop Battery, please feel free to Contact us.







