This DL24 150W 20A Battery Capacity Tester is a high-performance electronic load ideal for lithium battery discharge monitoring and power supply testing. Designed with a 4-wire testing system for improved accuracy, the device supports PC and mobile app integration (Windows, Android, and iOS), enabling detailed real-time monitoring and data analysis.

Key Features:

• Supports constant current, constant power, constant resistance, and constant voltage modes
• Bluetooth-enabled with PC software and mobile app control
• Real-time monitoring, data analysis, and curve plotting via color display
• Built-in protection for overload, overcurrent, and overheating
• Wide input range: 2V to 200V with max 150W discharge capability
• Multiple safety thresholds to prevent device damage at higher voltages

Technical Specifications:

• Voltage Range: 2V – 200V
• Current Range: 0.2A – 20A
• Maximum Power: 150W
• Safe Testing Power Ranges:
  • <36V: Up to 150W
  • 36V–80V: Up to 60W
  • 80V–200V: Up to 45W
• Operating Modes: CC, CR, CP, CV
• Protection: Overload, Overcurrent, Over-temperature
• Connectivity: Bluetooth, USB
• Software: PC software and mobile app (Android/iOS)
• App Links:
  • PC/Android Software & Manual
  • Android APK Download
  • iOS App: Search “E_test” on Apple App Store

Package Includes:

• 1× DL24 150W Bluetooth Electronic Load Tester
• 1× DC 12V 1A Power Supply
• 1× 2M PC USB Connection Cable
• 1× Temperature Probe
• 1× Red/Black Crocodile Clip Cable
• 1× US to EU Adapter

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!

 

Protection settings

1. Overload protection
2. Overcurrent protection
3. High temperature protection

User Manual:

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!