Heavy-Duty Lithium-Polymer Core for Xiaomi Redmi 1S 4G BM44 Full Runtime Rating Replacement Cell

Capacity: 2200mAh standard
PCB: High-Quality/ Decode Chip PCB Available

✔ 100% Brand New, 0 Cycle
✔ <0.3% Low Return Rate
✔ >500 times Cycle Life
✔ 12 Months Warranty
✔ 2-5 Days Production Time
✔ Professional QC Testing
✔ Private Label & Packing Available
✔ OEM Available
✔ Stable Performance Across Batches
✔ Stable Supply for Bulk Orders

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Xiaomi Redmi 1S 4G BM44 Full Replacement Cell Details 
Specification Details
Compatible Model:For Xiaomi Redmi 1S 4G
Battery Type:Premium Lithium-ion (Li-ion)
Capacity:2200mAh standard
Standard Voltage:3.8V
Condition:100% Brand New, 0 Cycle
Cycle Life:>500 times
Cell Material:100% Pure Cobalt Cell
Cell Brand:ATL, Dianming, Guangyu, Samsung, Liwei, Ganfeng, Veken, Fenghua and Lishen available
PCB:High-end protection boards and decoding protection boards available
Working Temperature:-10°C ~ 50°C
Warranty Policy:12-Month
MOQ:Flexible
OEM:Available

The Redmi 1S 4G utilizes a removable lithium core exposed to constant mechanical handling. How does your factory ensure the BM44 contacts do not cause intermittent power cutoff?

Supplying replacement packs for legacy removable cell smartphone architectures leaves zero margin for physical frame variance or sub standard copper plating on metal terminals. Sudden device shut downs and loose battery bay fitting happen because generic market trading brokers distribute cheap unverified stocks built with brittle recycled plastic housing to clear out stagnant warehouse leftovers. Times Electronic addresses this structural durability issue directly. We use high grade reinforced structural framing matching original industrial millimeter specifications under calibrated hydraulic pressing tools. Combined with thickened oxidation resistant gold connectors our BM44 accumulator packs sit tightly inside the phone chamber keeping current transmission smooth even under heavy mechanical shaking to protect your localized shop profits.

Sourcing replacement cells for early generation legacy series can involve high logistics asset risk due to chemical passivation. What technical guarantees do you maintain for bulk parts distributors?

We eliminate the risk of receiving unchargeable inactive stock by maintaining active fresh production runs driven by commercial B2B orders rather than liquidating expired legacy warehouse stock that has sat idle for years. Every batch of our heavy duty lithium polymer cores runs through mandatory active capacity grading and rigid aging cycles at our testing hub to break cell passivation completely. This delivers a true full runtime rating status right out of the box. We optimize your distribution logistics through wide multi model smartphone SKU coverage to optimize your freight while routing direct 10 percent plus factory savings straight to you fully backed by a 100 percent pure B2B protection policy where we never sell retail online.

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Learn MOQ, quality, delivery times...

UPS

4-5days

DHL

4-5days

FEDEX

4-5days

EMS

15-25days,Only suggest for samples

UPS WE

no customs duty,shiper do the clearance ,4-5days

Special line by air

no customs duty,shiper do the clearance,12-15days

Special line by train

no customs duty,shiper do the clearance,25-35days

Special line by sea

no customs duty,shiper do the clearance,30-40days

BYAir

12-15days

BYSea

30-40days

Wholesaler Provide Battery Certification

Frequently Asked Questions

We produce batteries for mobile phones, Tab PC and laptop. Like Iphone, Ipad, Macbook, Samsung, Huawei,HTC, One plus, Motorola, ZTE, Xiaomi, LG, Sony, Infinix, Itel, etc.Welcome to ask catalog from our sellers!Also accept OEM batteries. We can design PCB and searching cells in market.

Normal 5 workdays ! For OEM order ,please confirm with our sellers.

Yes, we have CE/UL2054/MSDS/UN38.3 for some models of our brand.

We will support you get certificate if you need apply for your brand.

UPS/DHL/FEDEX/BY AIR/BY SEA/SPECIAL LINE BY AIR/SPECIAL LINE BY SEA

a. We have full battery models and parts for mobile electronic devices,save your purchasing time.

b. More than 16 years of export experience, plus a qualified foreign trade team. We will manage your goods well till deliver.

c. Strict testing standards from raw materials to finished products. Different from general small factories and trading companies that do not test for materials. For a product like a battery, we can't judge the quality from its appearance at all. So what only we can do is strict testing for raw materials.

d. Time-proven, practical and easy after-sales service.

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