4750mAh 7.6V for Dell latitude laptop 7210,Dell KWWW4 Li-ion battery is a new brand and it is compatible with 100% original and replacement battery. Wholesale and retail of Dell KWWW4 battery is of high quality and low price！
Find on your original model number or part number (P/N), and move your eyes on the tag of battery.
- Brand:Dell
- Capacity :4750mAh
- Voltage :7.6V
- Type :Li-ion
- Battery quality: Grade A
- Guarantee: Replacement Battery - 1 Year Warranty
- Description: New brand，1 year warranty！30 days refund！Fast shipping！
How do we test the Dell KWWW4 Battery
Step1: Make sure you buy the right battery.
Step2: Check battery's appearance and interface.
Step3: Test battery charger and charging function.
Step4: Charge the battery to 100% and discharge it to 0% to get the actual battery capacity.
Step5: Use EV2300 to check the voltage difference of each group of batteries.
Compatible Part Number:
KWWW4
D9J00
9NTKM
1FKCC
Compatible Model Number:
Dell latitude laptop 7210
How much do you know about how to extend battery life？ The methods for protecting battery life are as follows：
1). Please charge or replace other batteries when the battery is low.
2). Use Dell KWWW4 Li-ion battery than non-lithium-ion battery work longer.
3). After the battery is fully charged, unplug the charger to avoid prolonged or long-term high battery status to accelerate battery aging.
4). Avoid charging in extreme environments.
5). Keep the battery in a dry and cool environment when it is idle.
6). Please charge the battery in time to avoid deep discharge.
7). Carry out complete cycle charging regularly, and keep the power level at about 20%-80% .
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