Shenzhen Resky Electronics Co., Ltd.
China,Shenzhen ,Guangdong
Verified Supplier
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Power Lithium Ion Battery 124065 3.7v 4000mAh 14.8wh Rechargeable Lipo Battery
Product Details
Company Details
Product Specification
Payment Terms
Western Union,T/T
Supply Ability
30000pcs/day
Delivery Time
7-10days
Packaging Details
Paper box
Working voltage
3.7V
Discharge Rate
Low Discharge Rate
Electrolyte
Li(Nicomn)O2
Nominal Capacity
4000mAh
Weight
40G
Cycle Life
500cycles
Warranty
12months
Shipping
UPS, DHL, FedEx, TNT, by Air, by Sea, Special Line
Specification
12*40*65mm
HS Code
8507600090
Brand Name
RESKY
Model Number
LP124065
Certification
CE, RoHS, MSDS, Un38.3
Place of Origin
China
High Light
3.7v 4000mAh lithium ion battery
,rechargeable lipo battery pack
,14.8wh power lithium battery
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
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler
Total Annual:
500000-1000000
Ecer Certification:
Verified Supplier
+ Read More
Reach Us
Shenzhen Resky Electronics Co., Ltd. Room 1405-1, Building 3B, Huaqiang Idea Park, Guangming Street, Guangming District, Shenzhen, Guangdong Province,China https://www.lithiumbatteriescell.com/
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