10 Best 18650 Tester In The Us - Black Friday 2024
Best Choice1
NuhikapNuhikap 8-Channel 18650 Lithium Battery Capacity Tester Module MAh MWh Digital Battery Power Detector Module Type-C
Main highlights- 5. Channel synchronisation: support 8 channels to set up synchronisation, also can set up each channel parameter individually. Cycle charging and discharging: only support charging-discharging-charging 1 cycle in automatic mode, do not support multiple cycles.
- 4. 18650 battery holder using compact battery holder, suitable for flat battery measurement. Channel type: 8 channels, each unrelated, operation, without mutual influence.
- 3. U-shaped groove at the back is combined with PCB board, and the fan actively dissipates heat to form a heat dissipation channel.
- 2. Voltage and current curve display, real-time voltage and current, DC two-wire to measure internal resistance.
- 1. The blue segment at the upper end is the external discharge terminal, and the lower end has the working indicator of the corresponding channel.
9.9Exceptional
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Value for Money2
DLYFULLDlyfull Battery Tester, LCD Display Universal Battery Checker for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells), 2X AAA Batteries Included
Main highlights- WHAT YOU WILL GET: Dlyfull-B4 Battery Health Tester & Checker, 2 Alkaline 1.5V AAA Batteries, Welcome Guide, 12-Month Warranty, and Lifetime 24-Hour Friendly Customer Service
- SMART LCD DISPLAY: The battery checker features a sophisticated LCD display screen that showcases the voltage and battery level of the tested battery; The battery level is presented in two formats: as a percentage and battery level bar display, providing clear and precise information about the battery's status
- ROBUST COMPATIBILITY: Universal battery tester is compatible with 12 battery types, including 1.2V Ni-MH/1.45V Zinc Air/1.5V Alkaline/3.0V Lithium Manganese/3.2V LiFePO4/3.7V Li-ion/6.0V, 9.0V, and 12.0V Alkaline packs ect; It supports AAA AA C SC D N sizes, button cells, CR123A, CR-V3, 2CR5, 23A, 27A, and more, offering versatile compatibility for various applications
- PORTABLE & EASY TO USE: Cylindrical batteries can be tested using the black negative pin, while button and combination batteries only need to be placed in their corresponding slots for testing; The compact battery analyzer weighs less than 0.36 pounds, making it extremely convenient for carrying and storage
- NOTICE: Please use 1.5V AAA alkaline batteries to power this product
- CHECK BUTTON: The battery tester includes a self-check button. Press and hold for about 3 seconds to perform a self-check and view the power status of the batteries powering the device, allowing for timely replacement when necessary
9.7Exceptional
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3
EBLEBL 18650 Battery Charger with Discharge & Testing Functions, Lithium Battery Charger for 3.6V/3.7V/3.85V Li-ion/IMR/INR/ICR/3.2VLiFePO4, 1.2V Ni-MH/Ni-CD Rechargeable Batteries
8.7 worth the money8.4 Simple to use8.4 Charging power9.5Excellent
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4
VISLONEVISLONE Digital Display Battery Capacity Internal Resistance Tester Digital Lithium Battery Power Detector Module 18650 Battery Test Meter Dual Type-C Interface
Main highlights- The product supports four-channel capacity and internal resistance measurement, each channel is independent of each other, set up separately and run independently without interfering with each other.
- Support separate charging, separate discharging, automatic mode supports up to 9 charging and discharging cycles.
- Stop discharge voltage: 2.5V, 2.6V, 2.7V, 2.8V, 2.9V, 3.0V, 3.1V, 3.2V, 3.3V, 3.4V, 3.5V, a total of 11 adjustable gear.
- Full automatic cut off charging, discharge to reach the conditions automatically stop, automatic mode 1 ~ 9 times adjustable cycle.
- Adopts direct current two-wire method to test internal resistance, with high accuracy of value when the battery is fully charged.
9.3Excellent
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5
ImrenIMREN 18650 Capacity Tester,18650 Battery Charger with Discharge & Testing Function, 21700 Battery Charger with LCD Screen Display Capacity Suit for 18650 21700 20700 1.2V Ni-MH/Ni-CD LiFePO4 Battery
Main highlights- 【What You'll Get:】 - 1 IMREN 4 bay 3.7V/1.2V battery charger, 1 AC cable,1 Car Charger, user manual, (Do not charge non-rechargeable batteries.)
- 【Practical slot and smart LED】- Short press "SLOT" to view C1, C2, C3, C4, the information displayed on the current screen is the charging status information for each channel. This 21700 battery charger with large screen can show charging capacity, battery voltage, percentage, charging time, easily to understand the charging datum. The 18650 battery charger LCD back-light will become dark after 30 sec. without any operation
- 【C4 Channel 18650 Battery Tester】-Put the 18650 battery into the charger's C4 channel,then Press SLOT and MODE both keys for 2 seconds till flashes.After 5 seconds,it will automatically enter Battery Capacity Analysis Mode.In this mode,the battery is first fully charged,and then discharged at a constant current of 500mAh.After a cycle process of charging and discharging, the capacity of the corresponding battery is displayed on the screen. (only for the C4 channel 18650 battery tester)
- 【Automatic LCD Display】- This is a smart 18650 battery charger with LCD Display, Automatically adjust and choose the best charging current for different batteries to maximize battery life, also could automatically detect Li-ion and Ni-MH batteries at same time or separately. Comes with a car adapter, easily charge your 18650 batteries in your big truck
- 【18650 Battery Charger】- the Battery Charger suit for IMR / Li-ion(4.2V / 4.35V) / LiFePO4(3.6V) 10340 / 10350 / 10440 / 10500 / 12340 / 12500 / 12650 / 13450 / 13500 / 13650 / 14350 / 14430 / 14500 / 14650 / 16500 / 16340(RCR123) / 16650 / 17350 / 17500 / 17650 / 17670 / 18350 / 18490 / 18500 / 18650 / 18700 / 20700 / 21700 / 22500 / 22650 / 25500 / 26500 / 26650 Ni-MH / Cd(1.48V) A AA AAA AAAA C SC.(Support car charge, Includes Car Adapter)
- 【1000mA*4pcs 18650 Battery Charger】- The battery charger with 4 individual speedy charge slots, and the charge current 1000mA*4pcs 18650 Battery. The Charger can Charge 4PCS 3000mAH 18650 batteries at the same time in just 3 hours;The 18650 charger Input：AC 110-240V 50/60Hz, DC 12V
9.2Excellent
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6
ZORZAZORZA 1Pcs Type-C 18650 Battery Capacity Tester Lithium Battery Internal Resistance Tester 4-Channel Automatic Charge Discharge Module for Flat Ends 18650 Batteries
Main highlights- This battery tester operates on a DC5V power supply and is equipped with dual Type-C ports (power cord not included, compatible with C-type phone cables). It utilizes a direct current two-wire method for internal resistance measurement and provides status indicators. It also offers high-temperature protection and active heat dissipation.
- The compact design of the 18650 battery holder supports flat top batteries and allows for easy measurement (compatible with batteries with discharge voltage between 2.5V and 3.5V, and charging voltage at 4.2V).Please note automatic charging and discharging function is not suitable for lithium iron phosphate batteries.
- Switching between Chinese and English interface: Press and hold the "Menu/M" button while powering on. Release the button when the screen lights up. After turning on, wait for 10 seconds before disconnecting the power. When powered on again, the language switch will be completed.
- Our battery tester supports independent 4-channel internal resistance and capacity measurements, allowing you to accurately assess your batteries.
- It features a charging function with automatic cutoff when the batteries are fully charged, ensuring their safety and longevity.The discharge function automatically stops when predetermined conditions are met, preventing over-discharging.In automatic charging mode, it supports up to 9 cycles of charging and discharging, optimizing battery performance.
9.1Excellent
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7
Gleedideneny4-Bay 18650 Battery Charger, Test Battery Capacity, LCD Display, Fast Charging, Universal Battery Charger for 3.7V 26650 18650 18350 20650 14500 18500 1.2V AA AAA C SC Size Batteries
Main highlights- This is a high-end intelligent fast charger, which has the functions of key control / 4-channel independent charging / battery capacity detection / anti reverse connection / short-circuit protection / overcharge protection / USB 5v1A output(power bank) and battery zero voltage activation function, also it can automatically and timely monitor battery charging and discharging and detection process.
- This Fast Universal Battery Charger adopts one screen independent LCD display, and the operating mode (charge and test), battery voltage (V), working current (MA), charging time (H), battery capacity (MAH) and power percentage (%) are clear at a glance.
- Note:The charger can only charge cylindrical Li-ion battery and Ni-Mh battery, but not LiFePO4 battery;Before use, please refer to the manual carefully and pay attention to the recommended charging current of the charging battery, and do not exceed the recommended charging current
- In test mode, the normal battery capacity test process consists of three steps (1. Fully charged, 2. Then discharged fully, 3. Fully charged);Charge mode and test mode can work at the same time; charging capacity test / normal capacity test function can be set independently, without separate discharge test function.
- 18650 charger For Different Types Of Batteries： 3.7V:18650,26650,22650,20700,18490,18500,18700,17335,17670,17500,16340 ,14500, 10440 , 14650, 25500,32650,1.2V NiMH/Cd: AA, AAA，SC, C Size.(It cannot charge 1.5V AA AAA batteries)
9.0Excellent
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8
Gleedideneny4-Bay 18650 Battery Charger，Test Battery Capacity，Touch Button,Universal Battery Charger for: 3.7V 26650 20700 18650 18350 1.2V NiMH/Cd AA AAA Size Batteries
Main highlights- ☆【Universal Battery Charger】4 bay battery charger is fully compatible with 3.7V Rechargeable Batteries：18650,26650,22650,20700,18350,18490,18500,18700,17335,17670,17500,16340 ,14500, 10440 , 14650, 25500,32650, 1.2V NiMH/Cd: AA, AAA，SC, C Size.(It cannot charge all 1.5V batteries, including AA AAA batteries)
- ☆【Touch Button 4-Bay Battery Charger】Long press the MODE touch point to switch between these four modes: first tap the 1-2 or 3-4 touch point to select the channel, then long press MODE to change the original mode, tap MODE to select the desired mode, press CURRENT The touch point changes the current size, and it enters the working state without any action for 8 seconds after selection, which is easy to use.
- ☆【Fast Charge, Easy to Use】The charger can change independent charging or different current selection according to the corresponding touch point function, as well as mixed charging of different batteries, which is easy to operate; in the working state, you can tap (1-2, 3-4) touch points to view the corresponding channel current (mA) /Capacity(mAh)/Voltage(V)/Time(h) and other data reference values.
- ☆With CHARGE, DISCHARGE, TEST and STORAGE four working modes, can work in separate channels at the same time, independently set charging/DISCHARGE capacity detection, normal capacity detection function;In test mode, the normal battery capacity test process consists of three steps (1. Fully charged, 2. Then discharged fully, 3. Fully charged);Charge mode and test mode can work at the same time; charging capacity test / normal capacity test function can be set independently.
- ☆Touch button adopts the design of touch buttons, and it will send out a "beep" sound feedback when touched. Responsive and easy to operate.
8.9Very Good
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9
WISSBLUELCD2-T 18650 Battery Charger, LCD Screen Can Display Capacity, with Battery Capacity Tester, 2A Fast Charger Discharg 2bay, for 3.7v Rechargeable Lithium Battery and 1.2v Ni-Mh/Ni-Cd AA AAA Battery
Main highlights- 【UNIVERSAL CHARGER】: Universal Usb Interface, You Can Use Solar Charger, Mobile Power, Computer, Car Charger, Usb Wall Charger, Etc. To Charge 18650 Batteries Anytime And Anywhere. Best 18650 Battery Capacity Tester, Suitable For Home Or Outdoor
- 【SMART LCD DISPLAY】;LCD2-T 18650 26650 Charger Monitors Detailed Real Battery Condition, Time Per Charge/Charging Capacity, Battery Voltage, Charging Progress %, Battery Type, Charging Speed
- 【SAFELY ADJUST CHARGING SPEED】: Switch Between Slow/Medium/Fast Charging As Needed, Shorten Charging Time By Up To 35%, Intelligent Circuit To Prevent Short Circuit, Overheating, And Overvoltage，Automatic Stop When Full
- 【DISCHARGE DETECTION CAPACITY】: 18650 Charger Slot 1 Can Realize Charging-Discharging-Charging Detection For The Battery To Identify The Real Capacity Of The Battery In Detail
- 【18650 BATTERY CHARGING TIME】: 2.5 Hours Full 18650 Rechargeable Battery 3400mah, 3.5 Hours Full 21700 Battery 5000mah, 0.5 Hours Full Amazonbasics 800mah AAA Battery
8.8Very Good
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10
DLYFULLDlyfull Universal Battery Tester with LCD Display, Small Digital Battery Voltage Resistance Checker for Ni-MH, Ni-CD, Li-ion, Alk & LiFe04 Batteries(AA AAA C D 9V 12V 18650 CR123A 2CR5 CR2032 Cells)
Main highlights- WIDE COMPATIBILITY: The easy-to-use battery tester with test leads, not only works all common batteries but also has a quality feel ensures hold up to long use. It fully works with A, AA, AAA, AAAA, C, SC, D, 9V, 3.7V Li-ion 26650, 21700, 18650, 16340(CR123), 10440, CR2, CRV3, 2CR5, CR-P2, A10, A13, and also handles a very wide range of button cells(LR621, CR2032) etc
- WHAT YOU GET: Dlyfull battery health tester & checker, 2x 1.5V AAA batteries(pre-install), welcome guide, and our worry-free 18 months warranty, no hassles friendly customer service and lifetime technical support
- RELIABLE & MULTIFUNCTIONAL: With its high ability to detect battery capacity percentage, battery voltage, and battery internal resistance, the precise universal battery meter is great for finding out if your EDC devices need new batteries or if it was device faulty. Such as kids' toys, flashlights, controllers, cameras, etc
- PORTABLE & EASILY USE: A versatile digital battery voltmeter that is easy to use and remarkably handy size. No need to insert your test battery into any bays, just selecting the corresponding voltage via the rotary dial and then connect the contacts well through the test leads and the digital checker will quickly provide you a reliable and accurate source of energy your test battery
- LARGE LCD SCREEN: Fully and clearly informed about the battery under test, it helps you easily and quickly finds out how much power your battery has to determine if they are charged or need replacement. Get a longer battery lifespan by not overcharging partially full rechargeable batteries
8.7Very Good
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