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Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs

Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs

الاسم التجاري: RESKY
رقم الطراز: LP124065
الـ MOQ: 100 قطعة
السعر: قابل للتفاوض
تفاصيل التعبئة: صندوق ورقي
شروط الدفع: ويسترن يونيون، تي / تي
معلومات مفصلة
مكان المنشأ:
الصين
إصدار الشهادات:
CE, RoHS, MSDS, Un38.3
جهد العمل:
3.7 فولت
معدل التفريغ:
معدل التفريغ المنخفض
المنحل بالكهرباء:
لي (نيكومن) O2
القدرة الاسمية:
4000 مللي أمبير
وزن:
40 جرام
دورة الحياة:
500
ضمان:
12 شهرًا
شحن:
UPS ، DHL ، FedEx ، TNT ، عن طريق الهواء ، عن طريق البحر ، خط خاص
مواصفة:
12*40*65 مللي متر
رمز النظام المنسق:
8507600090
القدرة على العرض:
30000 قطعة/يوم
إبراز:

3.7v 4000mAh lithium ion battery,rechargeable lipo battery pack,14.8wh power lithium battery

,

rechargeable lipo battery pack

,

14.8wh power lithium battery

وصف المنتج
Power Lithium Ion Battery 124065
3.7V 4000mAh 14.8Wh Rechargeable LiPo Battery Packs
Product Specifications
Working Voltage 3.7V
Discharge Rate Low Discharge Rate
Electrolyte Li(NiCoMn)O2
Nominal Capacity 4000mAh
Weight 40g
Cycle Life 500 cycles
Warranty 12 months
Shipping UPS, DHL, FedEx, TNT, by Air, by Sea, Special Line
Specification 12*40*65mm
HS Code 8507600090
Technical Specifications
Item Specification
Batteries 3.7V 4000mAh LiPo battery
Charge Voltage 4.2V
Nominal Voltage 3.7V
Nominal Capacity 4000mAh 0.2C Discharge
Charge Current Standard: 0.2C, Rapid: 1.0C
Standard Charging Method 0.5C CC charge to 4.2V, then CV charge till current ≤0.05C
Charging Time Standard: 2.75 hours, Rapid: 2 hours
Max Charge Current 0.5C
Max Discharge Current 1.0C
Discharge Cut-off Voltage 2.5V±0.25V (0.2C)
Operating Temperature Charging: 0°C~45°C, Discharging: 0°C~45°C
Storage Temperature -10°C~+45°C
Dimension Length: 66±0.5mm, Width: 40±0.5mm, Thickness: 12±0.2mm
Drop Test 1 meter drop onto concrete twice - no fire, no leakage
Cycle Time ≥500 times
Lithium Battery Cell vs ICR21700 Comparison
Lithium Battery Cell Advantages
  • Lightweight and flexible aluminum-plastic packaging under 1mm thickness
  • 20-40% lighter than equivalent capacity steel/aluminum-cased batteries
  • High safety with bulging/leakage rather than explosion during abuse
  • Excellent low-temperature performance with over 70% capacity in sub-zero environments
  • Low internal resistance
Lithium Battery Cell Disadvantages
  • Lower mechanical strength, susceptible to puncture or compression damage
  • Higher cost due to customized production
21700 Lithium-ion Battery Advantages
  • High energy density
  • Cost-effective standardized production
  • Rugged metal casing for mechanical protection
  • High rate discharge capability
  • Long cycle life exceeding 500 cycles
21700 Lithium-ion Battery Disadvantages
  • Fixed cylindrical shape with low space utilization
  • Higher safety risks with potential thermal runaway
  • Larger size and weight (Φ21.4mm * 70.6mm, ~69-70g)
Typical Applications
Li-Po Applications
Portable electronics, smartphones, tablets, wearables, drones, RC toys, and thin devices requiring flexible power solutions
Cylindrical Li-ion Applications
Electric vehicles, laptops, power tools, and large energy storage systems
Specific Use Cases
  • Lighting Equipment: LED lamps, high-temperature lamps, portable lighting, outdoor camping lights
  • Consumer Electronics: Bluetooth speakers, shavers, power banks, hand warmers, electric toys, fans
  • Smart Devices and Sensors: Smart homes, projectors, walkie-talkies, POS machines, health monitoring equipment
  • Industrial Instruments: High-precision testing instruments, explosion-proof equipment, positioners, barcode scanners
  • Medical Equipment: Portable medical instruments, massagers, beauty devices
  • Wearable Devices: Custom-shaped embedded terminals and wearable technology
Product Images
Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs 0 Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs 1 Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs 2 Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs 3 Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery Packs 4
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جميع المراجعات

H
Hanna
Belarus Sep 10.2025
Working with RESKY more than 10years, stable quality, fast delivery, competitive price. Recommended.
A
Andrius
Lithuania Apr 16.2025
High quality, working well on our portable medical devices, Resky is a reliable supplier for lithium battery
H
Hanna
Lithuania Oct 17.2023
We cooperated with RESKY more than 10years, good communication, fast reponse for our any requirements. Reliable supplier.