WeFly 2H2G4 Laptop Battery Compatible for Dell Venue 11 Pro 7000 7140 Series Windows Tablet PC T07G T07G002 M-5Y10 M-5Y10c M-5Y10a M-5Y71 M-5Y70 HFRC3 TXJ69 0TXJ69 451 BBKH 21 CP5/63/105 Battery

Price: ₹8,999 - ₹5,999.00
(as of Oct 22, 2025 16:10:40 UTC – Details)

Product Description

Welcom to WeFly Laptop Battery

High Performance Laptop Batteries

Our laptops have become essential to how we do business, communicate with friends, shop online and many more. That’s why you need to treat your machine with WeFly high performance laptop batteries – batteries you can count on, batteries that can keep up with you and your schedule. Our laptop batteries are constructed to meet or exceed OEM specifications for safety and efficiency, yet we still managed to create an economical alternative to expensive OEM batteries. Packed with a ton of safety features – When it comes to laptop batteries – WeFly is your best bet!

WeFly laptop battery instruction

1 First check if the battery is the same size as your original battery after receiving it. When installing the battery, pay attention to whether the battery cable is fixed. If the battery cable is not installed correctly, the battery may not be charged.

2. If you use the battery for the first time after installing the battery, please do not charge the battery immediately, first use the battery to 10-20%, and then charge the battery, and cycle charging 5-6 times to activate the maximum use of the battery space.

3. We recommend that you search for battery removal tutorials on the Internet in advance, or seek help from a professional technician. We won’t responsible for any damage due to improper operation.

Compatible Part Number for 2H2G4 HFRC3 TXJ69 0TXJ69 451-BBKH 21CP5/63/105 Laptop Battery.

Compatible Laptop Models Compatible with Dell Venue 11 Pro 7000 7140 Tablet Series Notebook Battery.

Grade A++ Cells

Charges Quickly

Longer Lasting Time Steady Output

Lower Power Consumption

More than 500 Times Recycle

Durable Usage and Safety

Install A New Battery

1, You need to turn off your laptop and disconnect the power.

2, Disconnect the connection between the old battery and the motherboard to avoid unnecessary damage caused by disassembling the battery. Then unscrew the old battery screws one by one and carefully save each screw.

3, Remove the old battery, carefully install the new battery on the battery case, screw in the screw, and connect the wiring of the new battery.

4, If you don’t understand the above steps, you can search for the video about laptop battery

How to use battery for the first time?

1. Discharge the new battery use to 5%(not to 0%) and then charge to 95%, and cycle 3-7 times.

2. Do not disassemble, crush or puncture. Do not dispose of in fire or water.

3. If you remove the battery for a long time, charge more than 80% at least one time within one month.

4. Don’t connect the adapter for a long time while using the battery. It may damage the battery.

5. When using the battery, should be taken to prevent exposure and moisture

How to maximize battery life?

1. Change your laptop power plan settings, choose the power saver plan. Then Change advanced power settings, scroll down to find Processor power management. Click the On-battery option and reduce the processor state to 20%.

2. Always keep your laptop neat and clean. The dust easily enters the hardware through the vents which are meant to release the heat generated from various computer components.

Close Wi-Fi, Bluetooth, and other settings. This can help your computer save precious battery

ENHANCED IC

Built in smart control chip conveniently offers Quicker charging, lower power consumption and longer discharge time.

Built To Perform

We’ve incorporated Grade A battery cells to ensure longer battery life and durability

How to wake up the battery?

A. Disconnect all external devices from your laptop.

B. Remove the battery.

C. Press the power switch to shut down

D. Plug in the battery and restart the computer.

E. Connect the adapter to see if the battery is working properly

Top Quality Battery Cells

As laptop battery users ourselves, we wanted to deliver a battery that doesn’t only only last long, but also safe for use. We’ve incorporated Grade A WeFly battery cells to ensure longer battery life, durability, and lower power consumption. All of our batteries offer 1000+ recharge cycles over life of battery

1. New battery received, please discharge to roughly 10% ~ 20%, then charge it to full. Repeat 3 ~ 5 times to maximize initial battery performance. ( Usually the battery received with about 50% charged )

2. Do not discharge to 0%, it may damage the battery cells and accelerates the aging of battery. ( When the battery is very low, the laptop may suddenly shut down )

3. After the battery power is exhausted, please charge in time, if not charged for a long time, it may lead to battery damage

4. If you plan not to use your laptop for a long time, you need to charge it to more than 70% for storage, and the best storage time is no more than 3 months

5. If you often connect the charger to use the laptop, please use the battery power regularly, more than once a week

6. Please use the original charger or well-known brand charger, inferior charger will affect the normal charging of the battery

7. Regularly clean fan dust to increase heat dissipation and reduce power consumption, which can effectively extend the battery life

8. Percentage of remaining battery and estimate time may fluctuate up and down during battery discharge according to your operating of different software, this is normarl condition. Please pay attention to the actual use time is in the normal range

Reasons and solutions for laptop not recognizing battery

1. Could be caused by battery loose. Remove the battery and try to reinstall, make sure the connector is tighly connected ( Most batteries won’t charge, you can try reinstalling the battery first )

2. May be due to conductive material damaged which the laptop motherboard and battery anode and cathode contact position, you can try to confirm it with your original battery

3. Check whether the battery drive is in normal condition, if not, download the corresponding driver software to update

4. Take out the battery and press the power button for about 15 seconds to consume the internal residual power (Do not connect the power cord), and then reinstall the battery. You can try several times

Installation Suggestion

1. Battery installation is easy, but we also recommend you to learn related installation video on the web in advance, or just find a repair technician for help

2. Please be careful when install battery. Any damage caused by improper operation will be your own responsibility, hope understand. ( Pay particular attention to the battery connector slot on the laptop’s motherboard, don’t push too hard )

3. If the battery can’t be charged for first installation, please try: Take out the battery and press the power button for about 15 seconds to consume the internal residual power (Do not connect the power cord), and then reinstall the battery. You can try several times.

【Battery type】Color:Black. Voltage:7.4V.Capacity:38Wh. New from Manufacturer. Up to 500 recharge cycles over the life of the battery.
Compatible Models -: for Dell Venue 11 Pro 7140 Series
Compatible Part Number -: 2H2G4 21CP5/63/105 2217-2548
6 Months replacement warranty
Note: Please check the Picture and Confirm it before order