Multifunctional USB Digital Tester - USB A and C : ID 4232 : $24.95 : Adafruit Industries, Unique & fun DIY electronics and kits
J7-T) 3V-30V 5.1A USB Tester Digital Dispay Current Voltage Charger Capacity Doctor powerbank meter voltmeter - ขาย Arduino อุปกรณ์ฯ ,ESR meter 18650 : Inspired by LnwShop.com