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Digital Lithium Batteries

Bluetooth Headset Lithium Battery (3.7V2Ah)

Single-cell cylindrical structure, small volume;

Built-in BMS, multiple safety protections, overcurrent, overvoltage and temperature control protection;

Sealed with blue PVC heat shrinkable film, vibration-resistant and moisture-proof;

Equipped with small connectors, convenient plug and pull, stable output;

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Product Specifications

Product No.
Hd-YL-3.7-014
Battery Specification
18650, 3.7V / 1S1P / 3.7V2Ah
Product Dimension
Φ19mm × 70mm
Battery Weight
Approx. 90g
Nominal Voltage
3.7V
Nominal Capacity
2Ah
Charging Temperature
0℃ ~ +60℃
Discharging Temperature
-20℃ ~ +60℃
Charging Voltage
4.2V
Charging Current
Standard 0.2C (0.4A), Max 0.5C (1A)
Instant Discharge Current
1.5A
Discharge Cut-off Voltage
2.8V
Temperature Protection
BMS multi-point NTC sampling; high temperature protection ≥60℃, low temperature protection ≤0℃
Battery Housing
Blue PVC heat shrinkable film packaging
Communication
None
Application Fields
Small handheld detection instruments, supporting power supply for portable security devices, electric toys, Bluetooth digital products

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