18650 Battery Capacity Tester with 1.77inch Display Type-C Measure Internal Resistance (4X Channel)

Original price was: ₹2,299.00.Current price is: ₹1,999.00. Incl. GST | FREE Shipping

Test 4x 18650 cell capacity simultaneously, Charge Discharge & Auto
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Efillooc 4-Channel 18650 Battery Capacity Tester is a compact battery analyzer designed to test up to four compatible 18650 lithium-ion batteries simultaneously. It measures battery capacity and internal resistance and features a 1.77-inch color display, USB Type-C input, automatic charge-discharge-charge cycling, adjustable discharge cut-off voltage, active cooling, and overheat protection.

Key Features

Feature	Details
🔋 4-Channel Testing	Test up to 4 compatible 18650 batteries simultaneously
📊 Capacity Testing	Measures actual battery capacity in mAh and mWh
⚡ Internal Resistance	Measures battery internal resistance
🖥️ 1.77″ Display	Shows voltage, current, power, capacity and test status
🔄 Automatic Cycling	Supports automatic charge-discharge-charge testing
🔢 1–9 Cycles	Select between 1 and 9 automatic test cycles
🎚️ Adjustable Cut-Off	11 discharge cut-off levels from 2.5V to 3.5V
🔌 USB Type-C	5V DC Type-C power input
❄️ Active Cooling	Built-in fan helps manage operating temperature
🛡️ Overheat Protection	Helps protect the tester during extended operation

Product Description

The Efillooc 4-Channel 18650 Battery Capacity Tester is designed for DIY enthusiasts, electronics technicians, repair professionals and battery users who need to evaluate the condition and actual capacity of rechargeable 18650 lithium-ion batteries.

Its four independent testing channels allow multiple batteries to be tested at the same time. The tester can measure battery capacity through controlled charging and discharging while also providing an internal resistance measurement for evaluating battery condition.

The integrated 1.77-inch color display provides clear real-time information including voltage, current, power, measured capacity, channel and testing status.

For more detailed battery evaluation, the tester supports automatic charge-discharge-charge cycles from 1 to 9 cycles. The discharge cut-off voltage can also be selected from 2.5V to 3.5V across 11 levels.

Specifications

Specification	Details
Product Type	4-Channel 18650 Battery Capacity Tester
Compatible Battery	18650 Lithium-Ion
Testing Channels	4
Display	1.77-inch Color Display
Input	5V DC
Input Port	USB Type-C
Charging Current	Approximately 1A
Discharge Current	Approximately 1A
Discharge Current Adjustment	Not Adjustable
Internal Resistance	Supported
Resistance Method	DC Two-Wire Method
Automatic Testing	Charge → Discharge → Charge
Test Cycles	1–9
Discharge Cut-Off	2.5V–3.5V
Cut-Off Levels	11
Cooling	Built-in Fan
Overheat Protection	Yes
Language	English
Weight	Approximately 340 g

Display Information

Display	Information
V	Battery Voltage
A	Charging / Discharging Current
W	Power
mAh	Measured Capacity
mWh	Measured Energy
Status	Current Testing Status
Channel	Individual Battery Channel
Loop	Test Cycle Information

Compatible Batteries

Battery Type: 18650 Lithium-Ion batteries
Maximum: 4 batteries simultaneously
Starting Voltage: Approximately 2.8V–4.2V
Discharge Cut-Off: 2.5V–3.5V selectable

Important: Use only compatible 18650 lithium-ion batteries. Do not use unsupported battery chemistries or battery sizes.

Applications

18650 battery capacity testing
Battery condition checking
Internal resistance measurement
Battery comparison and sorting
DIY electronics projects
Battery pack evaluation
Electronics repair
Rechargeable battery testing
Power bank battery testing
Hobby electronics

Why Choose This Tester?

Advantage	Benefit
4 Independent Channels	Test multiple batteries at once
Capacity Measurement	Determine actual battery performance
Resistance Measurement	Compare battery condition
Automatic Cycling	Reduce manual testing work
Adjustable Cut-Off	Select the appropriate discharge limit
Color Display	Easy-to-read testing information
USB-C Input	Convenient modern power connection
Active Cooling	Helps control operating temperature
Compact Design	Suitable for workbench and DIY use

Frequently Asked Questions

How many batteries can it test simultaneously?
Up to four compatible 18650 lithium-ion batteries can be tested simultaneously.

Can it measure battery capacity?
Yes. It measures battery capacity during the controlled charge and discharge process.

Can it measure internal resistance?
Yes. The tester supports internal resistance measurement using a DC two-wire method.

Can it automatically charge and discharge batteries?
Yes. It supports automatic charge-discharge-charge testing.

How many test cycles can be selected?
The automatic cycle function supports 1 to 9 cycles.

Can the discharge current be adjusted?
No. The discharge current is approximately 1A and is not adjustable.

Can the discharge cut-off voltage be adjusted?
Yes. The tester provides 11 selectable levels between 2.5V and 3.5V.

Does it support LiFePO4 batteries?
No. This tester is designed for compatible 18650 lithium-ion batteries and should not be used with unsupported battery chemistries.

Package Contents

Item	Quantity
Efillooc 4-Channel 18650 Battery Capacity Tester	1

Weight	340 g
Dimensions	23 × 15 × 5 cm
Model	1 Channel Tester
HSN	90303390
Input	5V DC
Interface Port	USB C/Type C
Display	1.77 inch Color
Compatible with	18650 Battery
Dimensions	11x9x4 cms