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3.7V 450mAh 602040 Lithium Polymer Battery CE KC Certified For Small Electronics
3.7V 450mAh 602040 Lithium Polymer Battery CE KC Certified for Small Electronics
Specifications
Item
Details
Model Number
HZ602040
Cell Type
Lithium polymer battery
Dimension
6±0.2*20±0.5*40±2.5mm (Thickness*Width*Length)
Nominal Capacity
450mAh, custom size/capacity/voltage available
Nominal Voltage
3.7V
Max Charging Cutoff Voltage
4.2V
Standard Discharge Current
0.2C-0.5C
Max Continuous Discharge Current
1C
Connector Option
JST / Molex, customizable as requested
Cycle Life
Up to 500 charge & discharge cycles
Certifications
CE, KC compliant
Lead Time
3-7 days for stock items; 2-3 weeks for bulk orders
Packaging
Industrial cartons compliant with air & sea shipping standards
Product Brief
This durable li polymer battery delivers steady 3.7V power for selfie sticks and compact portable gadgets. As a reliable 3.7v wearable device battery, it features a 450mAh capacity and stable discharge performance, eliminating frequent recharging troubles for your small consumer electronics. Our factory customizable lithium ion battery cell fits all miniature low-power devices perfectly.
Why Choose Us
Stable Long Cycle Service Life
Concern: Short battery lifespan requiring frequent replacements Advantage: This li polymer battery supports 500 full charge cycles Benefit: Cut your long-term device maintenance and replacement costs
Customizable Size & Connector Matching
Concern: Hard to find batteries matching your device shell and wiring port Advantage: Adjustable capacity, voltage, size and JST/Molex connectors Benefit: Get a tailor-fit 3.7v wearable device battery for your exclusive electronic products
Safe Global Shipping Certified Packaging
Concern: Risk of battery damage or transit compliance delays Advantage: Standard industrial cartons meeting international air & marine transport rules Benefit: Smooth cross-border delivery without logistics hold-ups
Factory Direct Supply With Sample Support
Concern: Middleman markup and inability to test performance before bulk purchase Advantage: Direct supply from professional lithium ion battery cell manufacturer, sample testing available Benefit: Lower procurement cost and verified product performance before mass orders
Consistent Stable Discharge Output
Concern: Voltage drop causing sudden device shutdown mid-use Advantage: Controlled 0.2C-1C stable discharge current range Benefit: Uninterrupted running of your portable gadgets without sudden power loss
Product Application
This versatile li polymer battery works with all small portable consumer electronics across daily scenarios:
Personal care: Electric massagers, dental irrigators, blackhead removal devices, portable sprayers
Smart wearables: Smart bracelets, compact wearable gadgets as a 3.7v wearable device battery
Photography & accessories: Selfie sticks, mini digital cameras
Home smart gear: Small low-power smart home appliances and mini smart accessories
Suitable for indoor daily use, short outdoor trips and travel portable equipment power supply.
FAQ
Q1: Can I customize the capacity or dimension of this lithium ion battery cell?
A1: Yes. We support custom size, voltage and capacity adjustments to match your unique device, making a perfect 3.7v wearable device battery for your product line.
Q2: What is the typical lead time for bulk orders?
A2: In-stock items ship within 3-7 working days. Custom bulk orders require 2 to 3 weeks production cycle after deposit confirmation.
Q3: Which connectors are pre-installed on this li polymer battery?
A3: Default options include JST and Molex connectors. We can swap or redesign wiring terminals based on your equipment's port requirements.
Q4: How many times can the battery be fully charged and discharged?
A4: The lithium polymer battery maintains stable performance for up to 500 full charge-discharge cycles under standard 0.2C-0.5C discharge use.
Q5: Does this battery pass international safety shipping standards?
A5: Our industrial carton packaging meets global air freight and ocean shipping regulations, paired with CE and KC certification for cross-border sales.
Q6: Can I order samples to test performance before large bulk purchase?
A6: Sample testing service is fully supported. You may place small sample orders to verify this 3.7v wearable device battery's compatibility with your electronics.
Q7: What is the maximum discharge current the cell can handle?
A7: Standard discharge range is 0.2C to 0.5C; the lithium ion battery cell supports peak 1C continuous discharge for short-term high power demand.
Q8: What devices is this 450mAh 3.7V battery compatible with?
A8: It fits selfie sticks, car recorders, GPS trackers, smart bracelets, portable massagers, dental rinsers, mini cameras and most low-power wearable electronics.
After-sales Guarantee
Factory Quality Assurance: Every li polymer battery undergoes full performance testing before shipment to avoid defective cells.
Flexible Custom Support: Our engineering team adjusts size, connectors and capacity to build a matched 3.7v wearable device battery for your product lineup.
Smooth Global Logistics: Standard compliant carton packaging prevents transit damage and avoids customs clearance delays for all international shipments.
Responsive Technical Support: Our professional sales team answers all compatibility, customization and shipping questions within 24 working hours.
Sample Trial Available: Test the lithium ion battery cell's real-world performance before committing to large-volume orders to reduce procurement risk.
