USB Tester 4-20V DC Voltmeter ammeter current voltage power meter capacity monitor charger Power Bank detector
USB Tester 4-20V DC Voltmeter ammeter current voltage power meter capacity monitor charger Power Bank detector, can measure empty USB powered devices, easy to use and convenient.
Product Description
Product description:
- Electric voltage: 4V-20V, ± 1%
- Current: 0-3A, ± 1%
- Time: 0-99H
- Battery capacity: 0-99999mAh
- Size: approx. 7.2cm x 2.2cm x 1.1cm / 2.83 “x 0.87” x 0.43 “
Characteristics:
- It can measure empty USB powered devices, easy to use and convenient.
- Compact and easy to carry, no extra power, plug and play.
- It can easily measure the output voltage of the USB port and the current operating device or charging voltage.
- Detect any USB charger such as Bessie USB, home charger, car charger.
- Wide range of applications, no phone, no electronic product.
- Suitable for factories, laboratories and personal use.
Reviews
There are no reviews yet.