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 : http://www.mediafire.com/folder/m09i9bjv8703d/DL24-DL24P
2, IOS APP: search E_test on iphone APP store to download
3. Android APP: https://www.mediafire.com/file/0jiio43c0vuu1wx/U_Meter-Phone_mobile.apk/file

--Product Parameter--

Electrical parameters
Test voltage：1~200V(Upgraded to test 1V battery, with a maximum current of 5A tested at 1V
When the voltage is 6V, a maximum of 25A can be tested)
Working current：0.2~25A(Upgraded 25A)
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
(At present, there is no power limit for this, but it must be used with caution. When the voltage exceeds 42V, attention should be paid to not wiring the positive and negative voltages incorrectly)

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）

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