1.77" TFT Color Digital Voltmeter Ammeter Power Meter 4-24V 6.5A 156W, USB Tester with PD/QC/SCP Fast Charge Protocol Detector

Battery Included：No High-concerned chemical：None Voltage range：Other Origin：Mainland China DIY Supplies：Electrical

Battery Included: No High-concerned chemical: None Voltage range: Other Origin: Mainland China DIY Supplies: Electrical