The 150W 20A Battery Capacity 4-wire Tester DC USB Tester Electronic Load Lithium Discharge Monitor Power Supply Checker With PC APP is a multifunctional gadget designed for measuring battery health. It is a toolbox necessity for tech enthusiasts, hobbyists and professionals needing to check the condition of lithium batteries and DC power sources. With a maximum load of 150W and 20A, the tester can handle a wide variety of power sources with efficiency and accuracy. The 4-wire design ensures precise readings by reducing the impact of wire resistance on the measurement results.
The device can monitor the discharge process of your lithium battery, thereby tracking its real capacity, ensuring you get the most out of your devices and batteries. A notable feature is its compatibility with PC APP, giving users the convenience to view and analyze power supply health directly on their computers. This enhances not just the user-friendliness of the device, but also its utility as an analytical tool, assisting in more in-depth power supply checks and diagnostics. Despite the complexity of its function, the device is built with user-friendly interface and clear displays for ease of use.
Buy Attention:
The power supply specification we provide is DC12V US US standard power supply, and we will also be equipped with a US to EU EU adapter.
If your country cannot use this power supply, do not buy it !
maybe you can also find a local suitable DC12V 1A power supply
Then purchase our product!
it is avoid disputes!
Thank you for your support
File Download Way
1, User manual, PC software installation instruction and PC software and Android APP download link : //www.mediafire.com/folder/m09i9bjv8703d/DL24-DL24P
2, IOS APP: search E_test on iphone APP store to download
3. Android APP: //www.mediafire.com/file/0jiio43c0vuu1wx/U_Meter-Phone_mobile.apk/file
–Product Parameter–
Electrical parameters
Test voltage：2~200V
Working current：0.2~20A
DL24 Discharge power: voltage * current < 150 W
(The actual running current is limited by the maximum power, please adjust the current according to the law of energy conservation)
The built-in over-current, over-temperature, over-power safety protection functions, if the protection interface is popped up, please pay attention to the parameter adjustment, shall adjust to the maximum power, and then discharge, you can first slowly and smoothly adjust the preset value in the start and discharge, in order to adjust up to the maximum power for discharging
！！！Product protection threshold limit！！！！
Load power-W:U×I≤150W(max)
Power testing range, to avoid product damage!
1. Voltage < 36V, maximum testable power of 150W
2. Voltage>36V,<80V, maximum testable power of 60W
3. Voltage>80V,<200V, maximum testable power of 45W
When upgrading this product, there may be hardware component changes, but it does not affect the functionality. Please refer to the actual product received. Thank you!
Four operating modes of operation
1.Constant current operation（CC）
2.Constant resistance operation（CR）
3. Constant power operation（CP）
4. Constant voltage operation（CV）
Protection settings
1.Overload protection
2.Overcurrent protection
3. High temperature protection
Device background settings (Chinese / English settings)
1.Chinese settings
2.English settings
Operation method: Long press the “start ”button to enter the background, short press the“+”or “- ” keys button to switch between Chinese and English
Product Size
Product List
1.DL24 150W Color Display Bluetooth Digital Control Curve Version Load Tesr x1
2.DC12V 1A power supply x1
3.2M PC computer online line x1
4.Temperature probe x1
5.Red and black single line crocodile clip line x1
6.US to EU adapter x1
About SOFTWARE QUESTIONS:
1. The APP crashes on my phone, what is the problem ?
A: For APP and PC software, because there may be incompatibilities problems, please download first before buying , if you can download and install, you can place order, or else do not buying. If you don’t test the PC software and APP function before buying and find that the products works fine except the PC software or APP, we refuse to refund.For PC software, it only support win 7 and Win 10 above for now. For APP, it only support android 5.0 and above.
2. Why are there _BLE and _SPP modes and which one to choose?
A：Our APP adopts the latest connection technology, please do not pair in Bluetooth mode, directly click on the E-test (Android APP name) APP provided by us, click the Bluetooth symbol, E_test (Apple APP) select the _BLE Bluetooth name to proceed connect, that’s it ok!
_BLE:is connected in mobile mode
_SPP:is connected in PC computer mode
3.What is the computer pairing password?
A：Password is “0000” or “1234”
4.Does it support WIFI mode?
A：No support, connected via wireless bluetooth mode！
5.Why does the mobile phone appear blank when opening your APP, and the signal list of _BLE cannot be displayed?
A：Please turn on the GPS positioning of your mobile phone, or in the mobile phone settings, find our APP, open the location information or storage information permission, again reconnect, that’s it ok!
User manual
This product has been upgraded, this manual can be applied to the description of this product
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