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Lithium Ion Battery 902025 3.7V 500mAh 1.85wh Power Li-polymer Battery For Smart Watch

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Lithium Ion Battery 902025 3.7V 500mAh 1.85wh Power Li-polymer Battery For Smart Watch

Brand Name:	RESKY
Model Number:	LP102025
MOQ:	100pcs
Price:	Negotiable
Packaging Details:	Paper box
Payment Terms:	Western Union,T/T

Detail Information

Product Description

Ratings & Reviews

Detail Information

Place of Origin:

China

Certification:

CE, RoHS, MSDS, Un38.3, IEC62133

Model NO.:

LP902525

Nominal Capacity:

500mAh

Charging Current:

0.2c

Continuous Discharging Current:

0.5c

Max Discharging Current:

Weight:

MOQ:

10PCS

Lead Time:

5-10workdays

Connector:

Jst, Molex....

Specification:

9*25*25mm

Supply Ability:

50000pcs/day

Highlight:

3.7V lithium ion battery

smart watch li-polymer battery

902025 rechargeable battery

Product Description

LP902525 Lithium Polymer Battery

3.7V 500mAh 1.85Wh compact power solution designed for smart watches and small electronic devices

Product Specifications

Model Number	LP902525
Nominal Capacity	500mAh
Charging Current	0.2C
Continuous Discharging Current	0.5C
Maximum Discharging Current	1C
Weight	9g
Minimum Order Quantity	10PCS
Lead Time	5-10 workdays
Connector Options	JST, Molex, and others
Dimensions	9×25×25mm

Technical Specifications

Parameter	Specification
Battery Type	3.7V 500mAh Li-polymer
Charge Voltage	4.2V
Nominal Voltage	3.7V
Nominal Capacity	500mAh @ 0.2C Discharge
Charge Current	Standard: 0.5C, Rapid: 1.0C
Standard Charging Method	0.5C CC to 4.2V, then CV 4.2V until current ≤0.05C
Charging Time	Standard: 2.75 hours, Rapid: 2 hours
Maximum Charge Current	0.5C
Maximum Discharge Current	1.0C
Discharge Cut-off Voltage	2.5V ±0.25V (0.2C)
Operating Temperature	Charging: 0°C~45°C, Discharging: 0°C~45°C
Storage Temperature	-10°C~+45°C
Dimensions	Length: 25±2mm, Width: 25±0.5mm, Thickness: 9±0.2mm
Drop Test	1 meter drop onto concrete twice - No fire, no leakage
Cycle Life	≥500 cycles

Key Advantages

Square compact design with high space adaptability
High energy density for optimal battery life and size balance
Excellent low-temperature performance with wide environmental adaptability
Safe and reliable operation with minimal risk
Lightweight construction that minimizes device burden

Application Areas

Medical & Health Monitoring

Portable medical devices: blood glucose meters, blood pressure monitors, thermometers
Wearable health monitors: heart rate monitors, pulse oximeters, sleep monitors
Hearing aids (ultra-thin, barely noticeable)
Portable physiotherapy devices: massagers, heating pads, small medical instruments

IoT & Smart Home

Miniature environmental monitoring sensors
Smart controls: Bluetooth remotes, smart home panels
Security systems: miniature cameras, door/magnetic sensors, motion detectors
Smart meters: water, electricity, gas meters, smart sockets
Small appliances: electric toothbrushes, beauty devices, aromatherapy diffusers

Professional Applications

Wireless communication: walkie-talkies, WiFi modules, signal repeaters
GPS tracking: pet tracking, child safety devices
Industrial inspection: portable measuring instruments, data acquisition devices
Remote control models: small drones, model airplanes
Lighting equipment: headlamps, flashlights, emergency lights

Storage Guidelines

Temperature and humidity: Ideal storage at 15-25°C, avoid temperatures above 35°C or humid environments
Power management: Maintain 50% charge for long-term storage, avoid full charge or over-discharge
Isolation and protection: Keep away from fire and flammable materials, use fireproof containers with adequate ventilation

Certifications & Compliance

CE, ROHS, MSDS, UN38.3, 1.2m drop testing, IEC62133, and other relevant standards

Product Images