What certifications does the battery have?

The battery has passed CE, FCC, RoHS, PSE, KC, Tis, MSDS, and UN38.3 certifications.

What is the charging life cycle?

The battery has a charging life cycle of over 500 times and has passed strict charging and discharging tests.

High-Capacity Premium Quality 3710mAh for iPhone 12 PRO Max Batteries 3687mAh 4410mAh

Name: High-Capacity Premium Quality 3710mAh for iPhone 12 PRO Max Batteries 3687mAh 4410mAh
Brand: K-on Electronic (Guangzhou) Co., Ltd.
SKU: 1942018071

Guangdong, ChinaK-on Electronic (Guangzhou) Co., Ltd.

US$4.88-5.20

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Capacity for Battery

3687mAh-4410mAh

Compatible Brand

iPhone

Model NO.

iPHONE-12 Pro max

Voltage

3.65V-4.45V

Battery Type

Li-ion / Li-Polymer

Certification

CE, FCC, RoHS, PSE, Kc, Tis, MSDS, Un38.3, etc.

Packaging

Paper Box

Products Status

Stock

Warranty

18 Months

Compatible

iPhone 12 PRO Max Battery

Charging Life Cycle

Over 500 Times

IC

Original IC Protection

QC

3 Times Tested 100% Working

Transport Package

Carton

Trademark

HENJOY/OEM

Origin

Guangdong, China

HS Code

8507600090

Production Capacity

50000PCS/Week

Key features

High Capacity Options: Available in 3687mAh, 3710mAh, and 4410mAh capacities for iPhone 12 Pro Max.

OEM Customization: Accepts OEM services to customize logo, label, and manual for your brand.

Strict Quality Control: Undergoes 3 times testing, safety screening, and 500+ charge/discharge cycles.

18-Month Warranty: Comprehensive 18-month warranty with replacement, repair, or compensation options.

Multiple Certifications: Certified with CE, FCC, RoHS, PSE, KC, Tis, MSDS, and UN38.3 standards.

Fast Sample Delivery: Free samples available with 1-2 days delivery time for quality testing.

Original IC Protection: Equipped with original IC protection for enhanced safety and performance.

Flexible Payment Terms: Supports T/T, PayPal, Western Union, and LC for both standard and custom orders.

Company profile

K-on Electronic (Guangzhou) Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2017-10-04Nearest Port: Guangzhou, ShenzhenAverage Response Time: >24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CIP

AI-Powered supplier vetting

SummaryK-on Electronic (Guangzhou) Co., Ltd. is identified as a Chinese manufacturer/factory specializing in lithium battery and related electronic battery products. The supplier reports integrated R&D, production, and sales operations, more than 20 technical personnel, more than 200 production personnel, five production lines, 41–50 quality-control staff, and ISO 9001 certification. Its product portfolio includes mobile-phone, camera, polymer, tool, LiFePO4, energy-storage, solar, and other battery products. The company began engaging in the lithium battery and charger industry in 2007 and exporting in 2017, with exports reportedly representing 71%–90% of sales and markets spanning multiple global regions. Evidence supports manufacturing capacity, product specialization, international market activity, and stated customization focus. However, the provided information does not establish detailed after-sales procedures, verified customer cases, audited financial strength, or specific innovation outputs.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and describes itself as producing customized electronic battery products. It reports two factories in Dongguan and integrated R&D, production, and sales operations, supporting classification as a direct manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier reports ISO 9001 quality-management certification, while its products are stated to have obtained CE, FCC, RoHS, PSE, KC, NOM, and other international certifications. The information establishes substantial stated certification coverage, although the specific certificates and validity details are not provided.

R&D capabilityThe supplier describes itself as a new-energy high-tech enterprise, reports more than 20 full-time technical personnel, integrates R&D with production and sales, and emphasizes continuous innovation. Its stated industry experience since 2007 supports technical-sector continuity, but no patents, dedicated R&D investment, new product records, or independently verified innovation results are provided.

Production capacityEvidence indicates established production capability: more than 200 production personnel, five production lines, 41–50 quality-control staff, two Dongguan factories, and a broad battery product range. The supplier also reports an annual production output category, but the exact production volume and capacity by product are not assessed here because monetary figures are excluded.

Customization capabilityThe supplier explicitly presents itself as a supplier of customized electronic product batteries and states that customer needs drive enterprise development. Its integrated R&D, production, and sales structure and product breadth support potential customization capability, although no examples of customized projects, engineering lead times, or customization limits are provided.

Product Q&A

Q:Is OEM service available?

Yes, we accept OEM services. You can customize your logo, label, and manual. We also accept SKD where PCB and cell can be sent separately.

Q:What is the warranty period?

We provide an 18-month warranty after delivery. The warranty plan includes replacement, reissue, repair, or compensation. We also provide an extra 1% quantity allowance for warranty purposes.

Q:How long is the delivery time?

For sample orders, delivery takes 1-2 days. For bulk production orders, delivery takes 5-7 days.

Q:What are the payment terms?

For normal products: 30% deposit, 70% after inspection and before delivery. For customized products: 50% deposit, 50% after inspection before delivery.

Q:Are samples free?

Yes, you can get a sample for testing before bulk production, and the sample is free.