USB LED Voltmeter DC-DC Buck Voltage Converter Step down 6V~40V 12V 24V To 5V 2A

Description

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Description
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efans_studio
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Specification
:
1.Two wire vehicle voltage meter + 5.0V USB Charger
2.High performance, multi purpose, intelligent, humanized design
Module Description:
1.Input voltage/ voltmeter range: DC 4.5~40V (please input voltage 6.5 ~ 40V , then can get a 5.0V stabilize output)
2.Output voltage/current: 5V/2A
3.Module dimensions: 58mm * 21mm * 10mm (L*W*H)
4.Net weight: 13g
Instructions for use:
After power-on, the voltmeter displays, if you need to charge such devices as phone, Tablet PC, MP3, press the "Output Enable" button,
then the USB power indicator lights, USB output 5.0V; if you need to turn off the digital display, press the "low power" button,
then enter low-power standby mode and USB output shutdown.
Voltmeter calibration method:
1.when the voltage meter display, press "Output Enable" button 2 seconds then release, voltmeter flashes.
2.Touch the "Output Enable" button, the voltage increases one unit, touch the "Low Power" button, reduce one voltage reduction unit(one unit is less than 0.1V)
3.After the voltage adjustment is completed, please press the "Output Enable" button for 2 seconds then release, exit voltage calibration mode. if power off, parameter setting will automatically save.
Applications:
1.Car / motorcycle battery voltage monitor or other voltage measurements
2.USB Charger for Mobile phone, MP3, Tablet PC or other electronic products
Please Note
: this module defaults to D+,D- shorted, Compatible with the vast majority of mobile phone charging.
Package include:
DC-DC Converter Digital Voltmeter Display USB Charger
x 1 PCS
Payment
We only accept payment via Paypal.
The buyer is responsible for any applicable import duties and local taxes.
Usually there's no any charges for small parcel. But please verify with your customs before making your purchase.
Delivery details
The items will be shipped within 1~2 working days after your payment is received and cleared.(excluding Saturday, Sunday & Holiday)
All items will be shipped to your Paypal address, so please make sure to provide us with the correct, precise, detailed shipping address.
The Delivered time to USA buyer is about 7~20 days, other country about
15~35
days delivered.
Notes: pls contact us if you need need trackable or express shipping service.
Terms of sales
All the items will be tested before shipping. Buy them with the confidence!
We maintain the excellent service standards
and strive for 100% customer satisfaction and
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feedback, so that we can satisfactorily address your concerns.
Return
We afford all cost if it's our fault. Exchange or refund.
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We strive to provide you with the best service, reply your question within 24 hours.
Business time:
9:30~21:30 (GMT+8)
exclude the weekend and holidays.
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