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Li Polymer/Li-Polymer Rechargeable Smartwatch Battery 3.7V 702025 390mAh

Name: Li Polymer/Li-Polymer Rechargeable Smartwatch Battery 3.7V 702025 390mAh
Brand: Mica Power Co., Ltd.
SKU: 930341025

Guangdong, ChinaMica Power Co., Ltd.

US$1.50-5.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Polymer Battery Pack

Connection Mode

Series and Parallel

Model NO.

MC-702025-390mAh

Rechargeable

Chargeable

Discharge Rate

Medium Discharge Rate

Size

Small

Accessories Type

Battery

Rated Capacity

500MAH～1000MAH

Standard Voltage

1.5V～4.8V1.5V～4.8V

Usage

Remote Control Boat, Remote Control Plane, Remote Control Car

Electrolyte

Li-ion

PMC

with

Cell

Lithium Polymer Battery

Battery Construction

1s1p

Weight

30g

Capacity

390mAh

Nominal Voltage

3.7V

Charging Voltage

4.2V

Standard Charging Current

0.2c

Standard Discharging Current

0.2c

Max Charging Current

1.0c

Max Discharging Current

1.0c

Operating Temperature

Charging: 0~45℃ Discharging: -10~60℃

Cycle Life

500 Times

Transport Package

Carton

Specification

70*20*27mm

Trademark

MICA

Origin

China

HS Code

8507600090

Production Capacity

1000000piece/Year

Key features

Flexible Customization: Supports OEM/ODM with flexible size, color, and package adjustments.

High Safety Protection: Features over-charge, over-discharge, over-current, and short-circuit protection.

Long Cycle Life: Provides 500-700 cycles with a 5-year warranty and free replacement.

Wide Application Range: Suitable for RC toys, power banks, e-bikes, and solar energy systems.

Global Certifications: Certified by CE, ROHS, UN38.3, and IEC62133 for safety and quality.

Professional Supplier: 15 years manufacturing experience with ISO 9001:2015 and BSCI approval.

High Energy Density: Small volume, light weight, and low self-discharge for efficient performance.

One-Stop OEM Service: Quick customization from samples or designs with dedicated engineering support.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceStandardized quality controlCustomization from Samples

Mica Power Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.24h

AI-Powered supplier vetting

SummaryThe supplier offers manufacturing and customization for laser welding, battery cell sorting, ultrasonic, spot welding, automatic spot welding, and tensile testing equipment. It has ISO9001:2015 and CE certifications, documented inspection, service, corrective-action, and complaint-handling procedures, plus overseas debugging, maintenance, repair, training, and installation services. Its international reach is limited by the absence of overseas warehouses, showrooms, agents, or branches, although it reports that 71%–90% of sales are exports and has participated in Intersolar Europe 2025. Customization and ODM services are available, but no new product was developed in the past year, no SDK is available, and only two R&D engineers are reported. Financial information is inconsistent across the provided records, so financial credibility cannot be conclusively assessed. No Fortune 500 collaboration is reported, while OEM service for well-known brands is stated.

Supplier typeThe supplier appears to be an equipment manufacturer providing welding, battery cell sorting, ultrasonic, and tensile testing machinery, with OEM and ODM services. It also maintains manufacturing-capacity contracts with affiliated subcontractors and reports in-stock capability, but no overseas warehouse, showroom, agent, or branch.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These are explicit certifications supporting quality-management and product-compliance capability.

After-Sales capabilityOverseas service offerings include debugging, maintenance, repair, training, and equipment installation, supported by written procedures and records for service assessment, corrective actions, and complaint handling. However, the supplier has no overseas agents or branches, no overseas warehouse, and reports service coverage in zero countries, which limits local service presence.

Production capacityThe supplier identifies multiple equipment manufacturing capabilities, has valid manufacturing-capacity contracts with affiliated subcontractors, reports in-stock capability, and states that finished-product inspection instructions are uniformly followed. It also reports one-month average lead times in both peak and off-season periods.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with ODM services. This provides direct evidence of broad customization capability.