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{"title":"76Ah 3.7V Large Format NCM Pouch EV Lithium Ion Power Battery Pack","imgUrl":"https:\/\/img.chinax.com\/nimg\/00\/8e\/8f684edb23296a309ff612607b17-200x200-1\/76ah_3_7v_large_format_ncm_pouch_ev_lithium_ion_power_battery_pack.jpg","attrs":{"Model Number":"76AH","Cycle life":"800 Times","Supply Ability":"In stock: 7 working days\/Out of stock: about 30 working days","Brand Name":"VATS Battery"}}
{"title":"53Ah NCM Pouch Cell 3.7V EV Pouch Lithium Ion Power Battery Pack For Energy","imgUrl":"https:\/\/img.chinax.com\/nimg\/30\/6c\/0b3ee9817139e5abac8c6aa85e22-200x200-1\/53ah_ncm_pouch_cell_3_7v_ev_pouch_lithium_ion_power_battery_pack_for_energy_storage_ev.jpg","attrs":{"Supply Ability":"In stock: 7 working days\/Out of stock: about 30 working days","Model Number":"53AH","Dimensions":"10x161x231mm","Minimum Order Quantity":"10"}}
{"title":"3.7V NCM Pouch Power Battery Pack 46Ah EV Lithium Ion Pouch Cell For E-Bike","imgUrl":"https:\/\/img.chinax.com\/nimg\/86\/df\/e32d370f24dd06f1a8951172567e-200x200-1\/3_7v_ncm_pouch_power_battery_pack_46ah_ev_lithium_ion_pouch_cell_for_e_bike.jpg","attrs":{"Supply Ability":"Ships in 7 Business Days (In-Stock) \/ 30 Business Days (Out-of-Stock)","Brand Name":"Vats Battery","Dimensions":"10\u00b10.2mm * 161\u00b10.5mm * 227\u00b10.5mm","Place of Origin":"China"}}
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{"title":"3.7V 700mAh Li Polymer Battery 603040 Rechargeable Lithium Ion Cell For GPS","imgUrl":"https:\/\/img.chinax.com\/nimg\/c3\/ad\/1f95d62772bb3c7afad6eb3830bd-200x200-1\/3_7v_700mah_li_polymer_battery_603040_rechargeable_lithium_ion_cell_for_gps_tracker.jpg","attrs":{"Cycle Life":"500 cycles","Model Number":"603040","Payment Terms":"T\/T","Supply Ability":"Ships in 7 Business Days (In-Stock) \/ 30 Business Days (Out-of-Stock)"}}
402025 3.7V 150mAh Li-Polymer Battery For Smart Ring Wearable Devices
This reliable li polymer battery delivers stable power for compact wearables and small electronics. Our 3.7v wearable device battery fits tight-space gadgets, holds consistent output and supports sample testing before bulk orders.
Specifications
Item
Details
Model
402025
Cell Type
Lithium polymer battery
Dimension
4±0.2*20±0.5*25±2.5mm (Thickness*Width*Length)
Nominal Capacity
150mAh, custom size/capacity/voltage available
Nominal Voltage
3.7V
Max Cutoff Voltage
4.35V
Standard Discharge Current
0.2C-0.5C
Max Discharge Current
1C
Connector
JST / Molex, customizable on request
Cycle Life
500 cycles
Certificate
KC Certified
Packaging
Industrial carton, compliant with international air & sea shipping rules
Key Features
Stable, Long-Cycle Power Supply - Built for 500 charge cycles, maintains steady discharge for daily-use small electronics
Customizable Connector & Spec Options - Choose JST or Molex connectors, or request tailored size, capacity and voltage
Verified KC Safety Certification - Meets standard international shipping rules for air and ocean transport
Sample Testing Supported - Validate performance on your prototype before bulk purchase
Flexible Lead Time - Stock items ship in 3-7 days; bulk orders take 2-3 weeks
Product Applications
This compact li polymer battery works for a wide range of portable and smart electronics including:
Car RecordersGPS NavigatorsSmart Home AppliancesMassagersDigital CamerasSprayersDental RinsersSmart BraceletsBlackhead RemoversRemote ControlsSmart RingsSmart WatchesElectric Inflator PumpsSmart Trash CansBluetooth SpeakersFingerprint LocksElectric Hair ClippersPest RepellersCamping LightsRobot VacuumsElectric ToothbrushesPet Water FountainsElectric ShaversHandheld Mini Fans
Frequently Asked Questions
Can I get samples of this 3.7v wearable device battery for testing?
Yes, sample testing is supported. Contact us to arrange sample delivery for your prototype verification.
What is the cycle life of this li polymer battery?
It supports up to 500 charge-discharge cycles under standard use conditions.
Can I customize the connector or battery capacity?
Yes. We offer custom size, voltage, capacity and JST/Molex connector options to match your device.
What is the production lead time for bulk orders?
Stock goods ship within 3-7 days. New bulk production normally takes 2 to 3 weeks after order confirmation.
Does this lithium ion battery cell pass KC certification?
Yes, this battery carries KC certificate, suitable for export to South Korea market.
Is the packaging qualified for air and sea shipment?
Yes, we use industrial cartons that meet international air and shipping standards.
What is the maximum discharge current for this 150mAh li-polymer cell?
Its maximum discharge current is 1C, standard discharge current ranges from 0.2C to 0.5C.
Is this battery suitable for smart ring and tiny wearable devices?
Absolutely. The slim 402025 dimension makes it an ideal 3.7v wearable device battery for compact wearables like smart rings.
After-sales Guarantee
We provide quality assurance for our li polymer battery. If you encounter manufacturing defects under normal application, reach our support team promptly. We maintain transparent communication for bulk B2B buyers. All units follow certified safety standards, and our team offers technical support for integration questions about this 3.7v wearable device battery. We follow standardized shipping protocols for smooth cross-border delivery.
