Battery Certification

Prove Your Battery's Value
with Data

Dr.EV issues battery health certificates for use in used car sales, insurance, and warranty assessments.

Instant PNG CertificateAI precision analysisIncludes warranty historySubscribers Only

Dr.EV

Premium Certificate

✦ PREMIUM
Certificate No.DREV-20260310-2C9DB2CC
Issue Date2026. 3. 10.

Vehicle Info

Model 3

Model

2020

Year

122,077

Total Mileage (km)

Fremont

Factory

Battery

82.1%

Health

42.7kWh

Capacity

$5,200

Market Price

Battery Limited Warranty

2030. 6. 17. · 10년/200,000 km

Dr.EV Official Certificate

Issued

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Certification Overview

An official PNG certificate covering battery health score, battery score, CB-R (Cell Balancing Resistance), and warranty history.

Dr.EV battery certification issues an official certificate based on AI analysis of actual driving and charging data. Vehicle information, battery health, battery score, CB-R (Cell Balancing Resistance), and valid/expired warranty history are all included and are used as reliable evidence for used car transactions, insurance, and warranty screening.

📊Battery Health & ScoreProvides 3 indicators including AI health score
CB-R (Cell Balancing Resistance)Evaluate cell balance resistance under basic (50~85%), low-speed AC, and high-speed DC conditions.
🛡️Automatically includes warranty historyList all valid and expired warranty items
🖼️Official PNG CertificateSave, share, or print

Dr.EV

Premium Certificate

ModelTesla Model 3 · 2020
Total Mileage (km)122,077 km
Health82.1%
Capacity42.7 kWh
Total Battery Score47

Battery Limited Warranty Valid

2030. 6. 17. · 10년/200,000 km

DREV-20260310-2C9DB2CCIssued
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Certification Process

Get your battery certificate in 3 steps.

01
🔗

Authorize Vehicle Data Access

Connect your Tesla account in the Dr.EV app and allow vehicle data collection.

02
📡

Data Collection

Dr.EV automatically collects and analyzes data while you charge and drive. No manual steps required.

03
🖼️

Certificate Issued

A PNG certificate is generated instantly based on your current data. Save or share it immediately.

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Use Cases

See how battery certificates are used in real-world scenarios.

🤝01

Used Car Negotiations

Present your battery health score as objective evidence in price negotiations. Build buyer confidence and close deals faster.

🛡️02

EV Insurance Applications

Prove your battery's condition with data during insurance assessments. Objective metrics can help streamline the review process.

🔄03

Lease/Rental Returns

Document battery condition at return time with a certificate to prevent disputes and ensure accurate depreciation calculations.

📋04

Battery Warranty Extensions

Submit an official battery condition certificate when applying for a warranty extension to verify eligibility.

How It Works

Free for Subscribers

Battery certificates are exclusive to Dr.EV subscribers — available for monthly, annual, and lifetime plans.

Subscribers Only

What's Included

Generated instantly based on data at the time of issuance

  • Vehicle information (model, year, VIN, mileage)
  • Battery health, capacity, market price
  • Battery score (health score · AI health score)
  • CB-R (Cell Balancing Resistance · Basic 50~85%/low-speed AC/high-speed DC conditions)
  • Full valid/expired warranty history
  • PNG can be saved and shared

Subscribe Now and Use It Instantly

Your battery certificate is available the moment you subscribe.

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