What payment methods are available on Joom?

Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.

Can I pay for an expensive purchase in installments or later?

Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.

Can I track my order?

Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.

What happens if my order doesn't arrive?

Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.

Is it safe to pay on Joom?

Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.

What if my order doesn't arrive or the product isn't as expected?

If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.

How do I request a refund?

Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.

Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector

Name: Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector
SKU: 6aaa34d7a3f09501fa5679c4
Price: 7.06 EUR
Availability: InStock
Rating: 5 (30 reviews)

Current price

Price €7.06

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Free delivery to the United States

7 October

Secure checkout & data protection

No-delivery refund

Quality guarantee

Secure logistics

Privacy protection

Description

1. Versatility: USB converter voltage step regulator can convert low voltage into high voltage, such as mobile phones, laptops and devices to charge. At the same time, the high voltage can also be reduced for use by low-voltage devices to achieve multi-device compatibility. 2. High efficiency: The conversion efficiency of this converter is extremely high, and it can be charged quickly while ensuring the safety of the equipment. There is no significant loss of electrical energy due to voltage conversion. 3. Adjustability: It can be gradually adjusted according to the voltage required by the equipment, which greatly improves the flexibility and applicability of the product. 4. Compact and portable: Compared with the traditional power adapter, the USB converter voltage step-by-step regulator is smaller in size, portable in design, and suitable for carrying around when going out. 5. Safety: Built-in overload protection and short circuit protection function, can ensure the safety of users and equipment. With overheating automatic power-off function to prevent equipment from being damaged due to overheating. Material:Metal + Plastic Color:As shown in the figure Size:As shown in the figure Package Includes:1 PC Note: 1. The color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.

BigBee

4.6

80,000+

reviews

150,000+

purchases

Seller's info and responsibility

Frequently asked questions

What payment methods are available on Joom?
Joom supports a wide range of local and international payment methods for European shoppers, including debit and credit cards (Visa, Mastercard, Maestro), PayPal, Apple Pay, and Google Pay, plus country-specific options such as Klarna, BLIK, Multibanco, MB WAY, SEPA, and Giropay. Available options are shown at checkout and vary by country.
Can I pay for an expensive purchase in installments or later?
Yes, buy-now-pay-later services such as Klarna and Scalapay are available for some higher-value purchases, depending on your country, order amount, and the provider's terms.
Can I track my order?
Yes. You can follow its delivery status in the Joom app or on the website, updated as the package moves.
What happens if my order doesn't arrive?
Every order is covered by Joom Delivery Guarantee. If your order doesn't arrive by the guarantee date shown in your order details, contact Joom support and we'll issue a full refund.
Is it safe to pay on Joom?
Yes. Joom uses a secure payment system, and the seller isn't paid until you've received your order, which adds an extra layer of purchase protection.
What if my order doesn't arrive or the product isn't as expected?
If your order wasn't delivered, arrived damaged, or doesn't match its description, contact Joom support — a full refund can be issued in these cases.
How do I request a refund?
Requesting a refund is quick and straightforward. Just head to your order in the Joom app or website, open the Support Chat, and let us know what happened. Our team will take it from there and get back to you with a resolution as quickly as possible.

Reviews 30

Customer

June 6

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and paid with Klarna, which made the purchase feel really convenient and safe. The item arrived in around two weeks and was exactly as shown.

Customer

July 6

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and paid using Klarna, which was very convenient. The item arrived in about two weeks and matched the photos perfectly.

Customer

October 5

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and the delivery experience was great. I could see where my package was in the app, which made the whole process feel much safer.

Customer

August 17

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm very satisfied. The product matches the pictures, the quality is good, and it arrived in less than three weeks.

Customer

June 26

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and was able to track the package throughout the delivery. It arrived after around three weeks and the product matched the photos very well.

Customer

May 7

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and it arrived in around 2–3 weeks. The product looks exactly like the photos and feels well made.

Customer

June 22

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm happy with the purchase. It arrived within 2–3 weeks and looked exactly like the product images.

Customer

September 24

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I liked how transparent the delivery process was. I could track my order in the app and the item arrived exactly as expected.

Customer

September 13

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and it was exactly what I was hoping for. Delivery took about two weeks and I could follow every update in the app.

Customer

September 12

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and paid with Klarna, which gave me a nice feeling of security. The delivery was fast and the item arrived in great condition.

Customer

September 9

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and everything went as expected. I liked being able to follow the delivery status directly in the app, and the package arrived in about three weeks.

Customer

May 8

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and had a great experience overall. I paid with Klarna and felt comfortable knowing I had an easy payment option.

Customer

July 12

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector, but unfortunately it wasn't what I needed, so I requested a refund. The process was very easy and I received the money about two hours after the refund was approved.

Customer

April 25

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and was happy with the whole experience. The delivery was easy to track in the app, and the item arrived in about two weeks.

Customer

April 14

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm happy with both the item and the service. Everything was easy to understand, and the delivery was faster than I expected.

Customer

August 11

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and had a really smooth experience. I used Klarna for payment, tracked the order in the app, and received the item in about two weeks.

Customer

August 20

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and the whole experience felt reliable and straightforward. I could track my delivery in the app, and the item arrived on time and exactly as described.

Customer

June 10

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and everything was exactly as described. It arrived safely after around three weeks and the quality is better than I expected.

Customer

June 10

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and unfortunately decided I wanted a refund. Asking for it was really simple, and the money was returned about two hours after approval.

Customer

June 27

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm satisfied with my purchase. The product is good quality and looks exactly like the pictures, while the delivery took only around 2–3 weeks.

Customer

May 18

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm really happy with the quality. It arrived in about two weeks and looked exactly like the pictures.

Customer

May 2

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and the whole experience was smooth. Delivery took around 2–3 weeks, and I could easily track the package in the app.

Customer

August 28

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and was pleasantly surprised by the quality. It matched the photos perfectly and arrived faster than I expected.

Customer

May 24

I got Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm very satisfied with the purchase. The quality is good, the item looks like the pictures, and delivery was surprisingly quick.

Customer

May 20

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm really pleased with it. Good quality, accurate pictures, and fast delivery for an international order.

Customer

April 12

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and had a very positive experience. The package arrived in around two weeks, and the product quality was really good.

Customer

April 21

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and everything felt secure from the payment to the delivery. I used Klarna and was happy with how easy the whole purchase was.

Customer

May 14

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and the refund process was much easier than I expected. I submitted the request easily and received the refund around two hours after it was approved.

Customer

May 17

I ordered Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and I'm really happy with the experience. The item arrived in 2–3 weeks and there was no difference between the pictures and the actual product.

Customer

October 1

I bought Waterproof 12V To 5V Converter Dc-Dc Step Down Module Power Adapter Usb-A Female/Type C/Dual Usb/Open Wire Connector and the quality is excellent for the price. It arrived in about two weeks and looks just like it did online.