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"usb switch box"
AJMRTC 1PCS 1A/2A Switchable USB Mini Voltage Ammeter, Digital Power Load Tester with Red & Green LED Indicator for Charger, Power Bank Testing & Electronic DIY Projects
Limited time offer, ends 11/25
$11.74
Free Shipping
FNB48P USB Tester, PD/QC, USB-C E-Marker Reader, 24V 6.5A, USB-A/C
Limited time offer, ends 11/08
$80.78
Free Shipping
FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C
Limited time offer, ends 11/08
$112.78
Free Shipping
AT34 Battery Tester USB 3.0 Voltage Tester IPS Color Display 3.7-30V Voltage Meter 0-4A AMP Meter Multifunctional Multimeter Support Charging Power Test for Multiple Devices with Shell
Limited time offer, ends 11/08
$11.91
Free Shipping
FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C
Limited time offer, ends 11/08
$104.12
Free Shipping
BSIDE 40V 20A DC Power Supply Variable, Programmable with Encoder Knob, Adjustable Switching Regulated Bench Power Supply, 4-Digits LED Display with Memory Storage, 5V/2A USB Ports and Output Button
Limited time offer, ends 11/09
$297.99
Free Shipping
FNB48P USB Tester, PD/QC, USB-C E-Marker Reader, 24V 6.5A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger, APP/PC Software
Limited time offer, ends 11/07
$121.97
Free Shipping
USB Power Meter Tester 2 in 1 Type C Digital Multimeter | Color Screen LCD, Voltage Current Voltmeter Amp Volt Ammeter Detector, USB Cable Charger Indicator, DC3.6-30V/0-5.1A
Limited time offer, ends 11/09
$44.98
Free Shipping
FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)
Limited time offer, ends 11/07
$126.47
Free Shipping
FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger, App/PC Software
Limited time offer, ends 11/07
$169.97
Free Shipping