Quality CE 302530 180mah rechargeable battery backup


The 302530 is a 3.7V 180mAh rechargeable polymer battery that can quickly be integrated into a wide range of smart electronic devices. The battery comprises a single prismatic cell in a 1-series, 1-parallel configuration. An integrated battery protection circuit board (PCB) provides protection against over-charge, over-discharge, over-current, and short-circuit. Wire length&connector are optional.

Product Type

3.7V lipo battery

Model number


Voltage (Nominal)


Capacity (Nominal)



Cell 3.0±0.2*25±0.5*30±0.5mm

Constant Discharge Current

0.2C(Standard), 1C(Max )

Working Temperature

charge: 0-45℃; discharge: -20-60℃

Details about Quality CE 302530 180mah rechargeable battery backup

Product description

Li-ion polymer battery has many own advantages, like variable size, lightweight, high safety, high energy density, no memory effect, and so on.

Size, voltage, capacity, rated power, temperature……can be customized; PCB, wires, connector,…can be assembled. Contact us now!

Product features

  • Lithium polymer battery has high energy density.
  • Long cycle life of charge&discharge.
  • Enhanced safety parameters with Japan SEIKO PCB &MOS protectors.
  • Support OEM&ODM service for customize size.
  • Can be assembled with pointed connectors(JST, Molex, HRS, and so on).

Product details


Basic Information

Cell Dimension( thickness*width*length)3.0±0.2*25±0.5*30±0.5mm
Charge voltage4.2V±0.03V
Nominal voltage3.7V
Nominal capacity180mAh
Fully charge voltage4.2V
Ship out voltage3.8-4.1V
Battery specificationCharge currentStandard Charging:0.2C (36mA)
Rapid charge:1.0C(180mA)
Charging methodCharge with constant current 0.2c to 4.2V, then charge with constant voltage 4.2v till until charge current is less than 0.01C
Standard discharge current0.2C(36mA)
Max.discharge current1.0C(180mA)
Discharge cut-off voltage2.75V
Operating environmentCharging:0℃~45℃
Storage temperatureless than one month -20℃~40℃; less than half year -20℃~30℃
 Cycles500 times
Warranty12 months
WarningDo not overcharge, force charge, short circuit, disassemble, deform, heat, or place the battery near a direct flame. Any of the above actions could cause it to ignite, explode or become damaged.
Keep this battery out of the reach of children.
When storing the battery or throwing it away, be sure to cover it with tape.
Main FeaturesThin format, lightweight, flat size, and flexibility in design.
Easily customized, Energy density, High capacity.
ApplicationsSmart wearable devices: smart watches, smart glasses, smart clothes, smart shoes, smart mask.
Electric tools: saws, electric drill, electric toys, remote control devices.
Medical devices: portable electronic medical devices, hearing aids, electric wheelchairs.
Beauty and bluetooth device: electronic beauty, hairdresser, bluetooth headset, loudspeaker.

Product assemble

302530 180mah battery backup


  1. Advanced automatic equipment production.
  2. Mass production with international certifications.
  3. Importantly 100% inspection before shipment.
  4. Professional R&D center to cooperate with specification, proofing process and free samples.
  5. Excellent service system to respond quickly for your questions and provide solution.

Share Quality CE 302530 180mah rechargeable battery backup

Share to Facebook
Share to Linkedin
Share to Twitter

Let's have a chat

Send us your battery details, learn how we helped you to win business.



Many people are troubled how to charge and maintain the lithium battery, to prolong the service life. Now we share this useful document for you. As long as you fill in your email, we will send it to you inmediately.

Your email is absolutely secure and we’ll not disclose it to any third party for any reason.