Vôn kế tích hợp bộ sạc 4 trong 1 cổng USB kép cho xe hơi có màn hình LCD hiển thị nhiệt độ

Giới thiệu Vôn kế tích hợp bộ sạc 4 trong 1 cổng USB kép cho xe hơi có màn hình LCD hiển thị nhiệt độ

4 In 1 Dual USB Car Charger Voltage Current Temperature LCD Display

Features:
New design with dual USB 3.1A output, overcurrent protection PTTC, display of voltage, temperature and current alternately by 10 seconds. Auto power off while input current or output current is higher than safety current, please plug it in again.
Characteristics:
Dual USB 3.1A output.
With temperature and current tester.
Easy to satisfy your needs with dual USB socket.
The fixed bracket helps stabilize the USB car charger.
Multifunction product with 10A protection tube, perfect for travel use.
Apply to all USB charging mobile phones or other electronic products.
This easily installed 5V, 2.1A output port keeps your smartphone, GPS, MP3.
Optimized for iPad, iPhone and iPod-fast loading at full speed. (2.1 amps for iPad, 1 amp for iPhone / iPod.)

Specification:
Type: 4 in 1 car charger
Color: black / white
LCD digital color: blue
Output interface: USB
Input voltage: DC 12-24 V (error of plus or minus 0.2 V)
Output voltage: DC 5 V (error of plus or minus 0.1a)
Dede Current: 3.1A
Voltage measurement range: 5-25 V
Current measurement range: 0.1a-3.1a
Conversion Efficiency: 95%
Temperature measurement range: -20 degrees to + 80 degrees (plus or minus 1 degree error)
Size: 42mm x 78mm x 20mm / 1.65 "x 3.07" x 0.79 "(approx)

Package Included:
1x 4 in 1 dual USB car charger adapter

Note: this item comes without retail box, but we will pack well before shipping thank you

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Giá CHOMP