Jrifedptry DC 3.7-20V 3A 25W Load Tester Electronic Resistor Module USB&Type C Interface Adjustable Constant Current

1. Intelligent start and stop fan, optimized fan drive circuit, more stable wind power and working voltage. 4. Intelligent over-temperature adjustment to avoid excessive temperature damage to the module or other safety issues when overloaded. 2. High-current USB, dual interfaces are more widely applicable, and can be used in parallel if the power is not enough. 3. Upgrade the high-power tube with higher fan speed and better heat dissipation, resulting in higher load power. 5. Wide range of applications: The main purpose is power aging, battery discharge, factory testing, etc. It is suitable for various production aging uses.