15W DC 3V 21V Electronic Test Load resistor USB Interface Battery Discharge Capacity Tester with Fan Adjustable Current Module|Battery Testers| – AliExpress
15W DC 3V 21V Electronic Test Load resistor USB Interface Battery Discharge Capacity Tester with Fan Adjustable Current Module|Battery Testers| – AliExpress was last modified: April 10th, 2022 by Jovan Stosic