3pcs JUWEI 5V 10W 2 Switch USB Aging Discharge Loader 3 Kinds Current Test Load Power Resistor Test For Power Bank Cellp

Description Rated power 10WVoltage 5VA designed according to the principle of ohms law and through the resistor in parallel through a different switch can produce 3 kinds of resistance of a new USB electronic load resistance discharge when all the switch opens is 2 2 ohm 10W 4 7 ohm 10W 2 kinds of resistance in parallel at the same time in 5V voltage almost can produce 3A discharge current The actual current size please according to ohms law I U RResistor in parallel calculation formula R 1 1 R1 1 R2 1 Rn K1 4 7Ohm 10W K2 2 2Ohm 10WIts easy to test the output current of power bank cellphone charger and USB power if up to standard And it can do the aging test on power bank and USB power adapter When its discharge on the aging test resistance will be hot the temperature is about 80 85 ℃ please note that the anti hot Not included the USB tester Package included 3 x USB aging discharge loader