Headphones, speakers & audio parts from manufacturers — quotations on request loginxiao@gmail.com Contact
3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for Bluetooth Earphones
True Wireless Earbuds

3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for Bluetooth Earphones

Model: Lithium Polymer Battery Customization available Headphones & Earphones
US$1.00 – 9.00
MOQ 100 Pieces
Type
Li-ion Battery
Cathode Material
LCO
Rechargeable
Yes
Size
Medium
Chemical Type
Lithium Cobalt Oxide / Ternary
Charging Operating Temperature
-10 to 40°C
Send Inquiry Full specifications

Specifications

Product name3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for Bluetooth Earphones
CategoryTrue Wireless Earbuds
CustomizationAvailable
TypeLi-ion Battery
Cathode MaterialLCO
Model NO.Lithium Polymer Battery
RechargeableYes
SizeMedium
Transport PackageBattery Case
SpecificationCustomized
OriginChina
Production Capacity5000000
Package Size6.00cm * 4.00cm * 3.00cm
Package Gross Weight0.030kg
Chemical TypeLithium Cobalt Oxide / Ternary
Charging Operating Temperature-10 to 40°C
Discharging Operating Temperature-10 to 60°C
Product CertificationMSDS
ApplicationsPortable projectors, electronic toy guns, electric vehicle energy storage, automotive accessories, gaming consoles, walkie-talkies, hoverboard batteries, LED lighting, video recorders, insect/rodent repellents, smart wearable therapy devices, camping lights, sprayers, wearable devices, smart foot baths, e-bike batteries, emergency light batteries, emergency power batteries, medical equipment
Large-scale manufacturing for stable deliveryEquipped with 200 advanced machines, our monthly production capacity exceeds 3.5 million batteries, efficiently meeting customers' bulk demand and ensuring a continuous and stable supply of energy products.
Top-tier R&D capabilities driving technological innovationOur core R&D team possesses over 20 years of experience in the electrochemical field, specializing in battery materials and advanced processes, providing technical support for product performance enhancement and customized solutions.
Comprehensive quality control for product safetyWe have established a comprehensive quality management system from incoming materials and manufacturing processes to finished products, relying on a professional team and precise testing to ensure the safety and reliability of every battery.
PriceUS$1.00-9.00 100 Pieces(MOQ)
SupplierDongguan APTPES Co., Ltd.
Data retrieved2026-10-23

Available options

Cathode MaterialLCO
SizeMedium

Additional data

Model Number102036Model351025
Rated Capacity1200 (mAh)Rated Capacity65 (mAh)
Custom ManufacturingYesCustom ManufacturingYes
Standard Voltage3.7 (V)Standard Voltage3.7 (V)
Charging Current0.6 (A)Charging Current0.6 (A)
Application TypeMedical DevicesApplicationPortable Speaker
Product CertificationMSDSProduct CertificationMSDS
Charging Time2.5-3 hoursCharging Time5-6 hours
Dimensions21*39*21 mmDimensions3.5*10*25
RechargeableYesRechargeableYes
Standard Capacity1200Standard Capacity65
MaterialPolymer Lithium BatteryCharging Voltage4.2
Charge Voltage4.2Storage Temperature-20~45℃
Storage Temperature-20~45℃Operating Temperature-20-60℃
Operating Temperature-20-60°CNet Weight22 (g)
Net Weight45gApplication RangeWide
Application RangeWideMinimum Capacity65
Minimum Capacity1000mAhShelf LifeOne Year
Shelf LifeOne yearCell StandardGrade A
Cell GradeGrade AFactory Voltage3.7
Factory Voltage3.7VCharging CapabilityYes
Charging CapabilityYesNominal Capacity65
3C Configuration CategoryWearable DevicesSpecifications3.5*10*25mm
Specification362228Specification541112
Nominal Voltage3.7VNominal Voltage3.7
Nominal Capacity180mAhNominal Capacity40mAh
Cycle Life300-400 cyclesBattery TypeLithium Polymer Battery
Charge Voltage4.2VConfigurationSingle-Cell Charging
ConfigurationSingle-cell chargingCycle Life300-400 cycles
Battery TypeLithium Polymer BatteryCharge Voltage4.2V
Discharge Voltage2.75VDischarge Voltage2.75V
Charge Current0.6Charge Current0.6
Discharge Current0.6Discharge Current0.6
Max Continuous Discharge Current1.2Max Continuous Discharge Current1.2
Max Continuous Charge Current1.2Max Continuous Charge Current1.2
Weight22gWeight22g
Dimensions3.6*22*28mmDimensions5.4*11*12mm
Shelf Life1 yearShelf Life1 year
Storage Temperature-10 to 45°CStorage Temperature-10 to 45°C
Model Number702737Model Number925484
Rated Capacity1700 (mAh)Rated Capacity65 (mAh)
Custom ManufacturingYesCustom ManufacturingYes
Standard Voltage3.7 (V)Standard Voltage3.7 (V)
Charging Current0.85 (A)Charging Current8.4(A)
Application TypeMedical DevicesApplication TypeMobile power bank
Product CertificationMSDSProduct CertificationMSDS
Charging Time2.5-3 hoursCharging Time2.5-3 hours
Dimensions15*28*40 mmDimensions19*87*51
RechargeableYesRechargeableYes
Standard Capacity1700Standard Capacity12000
MaterialLithium Polymer BatteryCharging Voltage4.2
Charging Voltage4.2Storage Temperature-20~45℃
Storage Temperature-20~45℃Operating Temperature-20-60℃
Operating Temperature-20-60℃Net Weight245(g)
Net Weight35 (g)Application RangeWide
Application RangeWideMinimum Capacity10000
Minimum Capacity1500Shelf LifeOne Year
Shelf LifeOne YearCell StandardGrade A
Cell StandardGrade AFactory Voltage3.7
Factory Voltage3.7Charging CapabilityYes

Product description

The supplier lists this product as Li-ion Battery. The listed model is Lithium Polymer Battery. The specifications below reflect the information publicly displayed on the listing. Cathode Material: LCO. Model NO.: Lithium Polymer Battery.

Specifications, options and prices reproduce the supplier's published listing. Please confirm critical parameters with us before ordering.

FAQ

What is the minimum order quantity for 3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for?

The listed minimum order quantity is 100 pieces. Tell us your quantity in the inquiry form and we will confirm it with the manufacturer.

How much does 3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for cost?

The published price is US$1.00 – 9.00 per piece. Final pricing depends on quantity, options and destination.

Can it be customized with my logo, color or packaging?

Yes — the listing states that customization is available (Available). Describe your requirements in the inquiry.

Where do these specifications come from?

Specifications, options and prices reproduce the manufacturer's published listing on the date shown in the specification table. Please confirm critical parameters before ordering.

Send an inquiry

3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for Bluetooth Earphones
3.7V 541112 40mAh Polymer Lithium Battery Rechargeable Battery for Bluetooth Earphones
Lithium Polymer Battery · US$1.00 – 9.00 · MOQ 100 Pieces
Security check *
Math question
We reply by email, usually within one business day. Your details are never sold.

Related products

All True Wireless Earbuds →