Sell USB multi-functional tester with color display (Keweisi, KWS-MX18) best price

Feature This is not an ordinary USB tester. It is a multi-functional USB tester does more than testing voltage and current only. The tester can be used to test charging resistance, internal temperature, energy usage, instantaneous power, USB positive pin voltage, USB negative pin voltage and of course, voltage and current. Besides, you can record down the charging data in the providing 9 slots of memory. Note: Manual will be provided with the tester. Also, this tester can be calibrated. Specification Model: Keweisi KWS-MX18 Testing voltage: 4 to 30 VDC Testing current: 0 - 5.1 A Maximum record time: 99 hours Charging resistance measure range: 0 to 999.9 Ω Total memory slot: 9 Temperature measure range: 0 to 80 °C USB data line (positive) measure range: 0 to 10 VDC USB data line (negative) measure range: 0 to 10 VDC USB input size: USB type-A male USB output size: USB type-A female Dimension: 70*25 mm Weight: 17g Package content 1 x USB multi-functional tester with color display (Keweisi, KWS-MX18) 1 x manual