4000 mAh A battery's capacity is indicated in the unit milliampere-hour (mAh). The higher the amount of mAh, the longer your battery can be used after every charge before it is empty again. So it does not matter if the mAh amount matches your original battery or not.
10.8V This battery can be used as a replacement for your current battery with a voltage of 10.8, 10.9V, 11V or 11.1V
The 4000 mAh 10.8 V battery (Black) comes with 12 months warranty. Besides this, we offer a unique 30-day money back guarantee: in case you are not satisfied with the product, for whatever the reason, you can always return it and get your money back.
Quality and safety
This 4000 mAh 10.8 V battery (Black) contains advanced technical components and has been tested according to strict CE safety standards.
Do you use your Notebook extensively? Buy a second battery for your Texas Instruments Instrument 500. This way you will always have extra capacity with you, preventing you from being without power for longer when you're on the go.
Are you often hastily searching for a power outlet? No matter where you are, this BTC-DR35HB battery by BatteryUpgrade.co.uk, assures you that you can use your Texas Instruments Instrument 500 as long as possible. Our batteries are of a high quality and high capacity so you will not end up without your notebook half way through the day.
The 4000 mAh 10.8 V battery is factory fast. Batteries lose performance over their lifetime, even when they are not used. Many importers and resellers store their batteries in stock for a long time before they are sold. BatteryUpgrade.co.uk makes sure that the ordered battery can be shipped directly after production by working together with the manufacturers. So you can be sure that you will get a brand new high quality battery!
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