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Deal.ai › Store › Car Accessories › Car Electronics
D
Dual USB Car Charger with LED Voltage Display

Dual USB Car Charger with LED Voltage Display

Sold and shipped by Deal.ai

$34.99Free shipping

Buy 2, save 10% · 3+, save 15%

Extra 10% off your first order

Color: Black

Arrives about Nov 17–26, from a US warehouse

1

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Price facts

  • Last seen at $34.99 at Deal.ai on Nov 12.

Our take on the Dual USB Car Charger with LED Voltage Display

A 12-24V car socket adapter with two USB ports and a small LED screen that shows the car battery voltage in real time. The smart chip splits current between devices and claims up to 3.1A total output, with one port able to take the full 3.1A. The body is aluminum alloy, zinc alloy and PC, and it adds short-circuit, over-heating, over-current and over-charge protection. It suits drivers who want a spare charger plus a quick battery-voltage readout; rivals without a display cost less but tell you nothing about the battery.

Best forDrivers charging a phone and a tablet at onceOwners who want to watch battery voltageOlder cars with 12V socketsRental and work vehicles with 24V systems
Pros
  • Two USB ports charge two devices at once
  • LED screen shows real-time battery voltage
  • Smart chip adjusts current per device
  • Works on 12V and 24V vehicles
  • Metal and flame-retardant body
  • Built-in over-current and over-heat protection
Cons
  • 3.1A is shared, so two devices charge slower together
  • No USB-C port
  • No fast-charge standard named (no PD or QC)
  • Voltage readout is basic, not a full battery tester

About the Dual USB Car Charger with LED Voltage Display

This is a dual USB car charger with an LED display that shows the car battery voltage in real time. It plugs into a vehicle power socket and can charge two devices at once. It works with smartphones, tablets, cameras, MP4 players and GPS devices.

A smart chip identifies the charging current each device needs and adjusts the output to speed up charging. The built-in circuit protects against short circuits, overheating, over-current and overcharging.

The body is made of aluminum alloy, zinc alloy and PC. The cylindrical body has a wider circular face with the two USB ports and the voltage display.

Product type
USB car charger
Ports
2 x USB
Output
DC 5V, 3.1A, 15.5W
Input voltage
DC 12-24V
Display
LED digital car battery voltage display
Material
Aluminum alloy, PC and zinc alloy
Protections
Short circuit, overheating, over-current and overcharging
Working temperature
0-40°C (32-104°F)
Dimensions
3.3 cm x 3.3 cm x 6 cm (1.3 in x 1.3 in x 2.4 in), L x W x H
Weight
25 g (0.06 lb)
In the box
1 x Dual USB Car Charger

Questions and answers

Can it charge two devices at full speed at once?
No. The 3.1A output is shared between the two ports. One device alone can draw up to 3.1A; with two plugged in, the current splits.
Does it support USB-C or fast charging like PD or QC?
It has two USB-A ports and no USB-C. The description names no PD or Quick Charge standard, only a smart chip that adjusts current to the device.
Will it work in a 24V truck?
Yes. The input range is DC 12-24V, so it fits both standard car sockets and 24V truck or van systems.
What does the LED display show?
It shows the car battery voltage in real time. It is a voltage readout, not a full battery tester or alternator diagnostic tool.
What protections does it have?
The built-in circuit covers short circuit, over-heating, over-current and over-charging.
Where is the Dual USB Car Charger with LED Voltage Display cheapest?
At Deal.ai, for $34.99, as of our latest check.

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