Battery Draining
Too Fast?
Restore All-Day Battery Performance
Replace worn batteries with quality replacement parts and professional installation from experienced MobileBitz technicians.
Signs You Need A New Battery
Battery issues often show up as fast drain, shutdowns, overheating or charging problems. Our technicians can diagnose the fault and recommend the best repair option.
Battery Drains Fast
Battery percentage drops quickly, even with normal everyday use.
Unexpected Shutdowns
Your device powers off suddenly even when charge is still showing.
Battery Swelling
Swollen batteries can damage your device and are unsafe.
Slow Charging
Takes too long to charge or not charging fully.
The MobileBitz Difference
We check the full battery and charging condition first, then recommend the safest and most practical repair option for your device.
Battery Health Assessment
We check battery condition and charging performance before recommending replacement.
Safe Battery Handling
Old batteries are removed carefully and replaced using professional repair procedures.
Restored Daily Performance
Battery replacement can improve reliability, charging consistency and everyday usability.
Honest Recommendations
If a battery replacement is not the real cause, we will advise the best repair option instead.
Reliable Power.
Longer Performance.
We use quality replacement batteries and professional repair processes to help restore safer charging, longer daily use and dependable device performance.
Battery Replacement For Popular Devices
Professional battery replacement for iPhone, Samsung, OPPO and many other Android devices.
iPhone
Most iPhone models supported.
Samsung
Galaxy phones and tablets supported.
OPPO
Popular OPPO models supported.
Other Android Devices
Google Pixel, OnePlus, Xiaomi, Huawei and more.
Simple Battery Replacement Process
From quote to collection, we keep your battery replacement clear, simple and hassle-free.
Get A Quote
Tell us your device model and repair issue.
Assessment
Our technicians check your device and confirm options.
Replacement
We install a quality replacement battery with care and testing.
Collection
Your device is tested and ready for everyday use.
Battery Replacement Across New Zealand
MobileBitz provides battery replacement services for iPhone, Samsung, OPPO, Google Pixel, iPad and other devices across our local New Zealand stores. Visit your nearest store or request a repair quote online.
Need help choosing the right battery repair?
Tell us your device model and battery symptoms. Our team can confirm likely repair options, availability and next steps.
Request Battery Quote →Common Questions About Battery Replacement
Find answers to common MobileBitz battery replacement questions.
How do I know if my battery needs replacing?
Common signs include fast battery drain, unexpected shutdowns, slow performance, overheating or poor battery health readings. Our team can assess your device and recommend the best option.
How long does battery replacement take?
Many battery replacements can be completed quickly, depending on device model, parts availability and repair complexity. Your local MobileBitz store can confirm the estimated turnaround.
Will I lose my data during battery replacement?
Battery replacement usually does not affect your data. However, we always recommend backing up important information before any repair service.
Why is my phone overheating?
Overheating can be caused by battery wear, charging issues, software activity or other internal faults. A technician can inspect your device and identify the likely cause.
Do battery replacements include warranty?
Eligible MobileBitz battery replacements include warranty support. Warranty coverage may vary depending on device type, repair condition and parts used.
Which devices can MobileBitz replace batteries in?
We support battery replacement for many iPhone, Samsung, OPPO, Google Pixel, iPad and tablet models. Contact your nearest store if your device is not listed.
Can a battery replacement improve phone speed?
A worn battery can affect performance on some devices. Replacing it may help restore more consistent operation and responsiveness.
Is it safe to keep using a swollen battery?
No. A swollen battery should be inspected as soon as possible as it may create safety risks and can damage internal components.
Need A Battery Replacement?
Get a repair quote online or visit your nearest MobileBitz store. Our technicians are ready to help restore your device battery performance.