Keep your devices safe and your power sources monitored with this USB voltage and current tester. Designed for easy plugandplay use, it accurately measures voltage, current, and battery capacity to help prevent overcharging and detect faulty cables...
Keep your devices safe and your power sources monitored with this USB voltage and current tester. Designed for easy plugandplay use, it accurately measures voltage, current, and battery capacity to help prevent overcharging and detect faulty cables...