KLMXPS Battery store
400mAh Polymer Lithium 3.7V Rechargeable Battery with JST 1.25mm for Bluetooth Headset Beauty Device Small Electronics
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400mAh Polymer Lithium 3.7V Rechargeable Battery with JST 1.25mm for Bluetooth Headset Beauty Device Small Electronics
Product Description
This is a rechargeable Li-Polymer battery designed for compact electronic devices. It is widely used in small electronic products such as wireless headsets, speakers, beauty devices, toys, portable printers and other compact devices.
Please confirm the battery model, size, voltage, capacity, connector type and wire polarity before ordering. If you are not sure whether it fits your device, please contact us and send your original battery photo for confirmation.
Connector customization is available for orders of 20 pcs or more. We usually ship with JST-1.25mm connector by default. If you need a specific connector type or polarity arrangement, please contact us before ordering.
Specification
Model: 602040
Battery Type: Li-Polymer Battery
Nominal Voltage: 3.7V
Nominal Capacity: 400mAh
Size: 6*20*42mm
Connector: JST-1.25mm
Customization: Supported for bulk orders
Package: 1pcs/2pcs/5pcs/8pcs/10pcs/20pcs × Battery
Usage Notes
Use a compatible charger.
Do not short-circuit the terminals.
Do not puncture, crush or disassemble the battery.
Keep away from fire, water and high heat.
Store in a cool, dry place and keep out of reach of children.
Key specifications
- Product type: rechargeable Li-Po polymer battery
- Model / part number: 602040
- Voltage: 3.7V
- Capacity: 400mAh
- Connector: JST 1.25mm
- Ordering check: confirm dimensions, connector polarity and device compatibility before purchase.
Compatibility and ordering check
Match the model number, voltage, capacity, dimensions and connector before ordering. If you are replacing an existing pack, compare the label and plug orientation with your original battery.
FAQ
- How do I confirm this product fits my device?
- Check the model number, voltage, capacity, size and connector against your original part before purchase.
- Can this battery be used with any charger?
- Use only a charger that matches the battery chemistry, voltage and connector requirements.
Safety note
Do not short-circuit, puncture, crush or expose batteries to fire or water. Stop using the battery if it swells, leaks, overheats or shows visible damage.