Phone battery Lumia 640 is a lithium-ion battery. capacityThe battery capacity is 2500 mAh. The voltage is 3.8–4.5 volts. This is enough to power a smartphone for an entire workday. The battery is rectangular. The manufacturer provides a warranty of up to 3 months on the power source. The product is manufactured by Microsoft. It is carefully packaged in specialized packaging.
On one end are two small protrusions. On the opposite end are contacts. These are the positive and negative poles. There's also a neutral pole, which is unmarked. They're made of metal and have a distinctive concave shape. Polarity symbols are next to each of them.
The Lumia 640 battery can withstand 550 charge and discharge cycles. It features dual protection and can operate in temperatures ranging from -25 to +55 degrees Celsius.
Recommendations for use
- It is prohibited to throw it into the trash bin.
- Don't buy a battery that was manufactured a long time ago.
- When purchasing, pay attention to the condition of the packaging and the battery itself for the Lumia 640 phone.
- Buy from trusted and reputable sellers.
Thus, this power supply will provide your device with energy for a long time.
