DC 100V 200V 10A 50A 0.28" Mini Digital Voltmeter Ammeter 4 Bit 5 Wires Voltage Current Meter Tester Blue Red Dual LED Display
11.44 9.95 $
SALE
ID: 58436
Quantity
RD UM25 UM25C for APP USB 2.0 Type-C LCD Voltmeter ammeter voltage current meter battery charge usb Tester
5.0 (46 votes) | 172 orders
Price:
US $46.27 - 79.79
/ piece
Discount Price:
US $
37.47 -
64.64
/ piece
-19%
- Ships From
- Color
-
-
Product Model:UM25/UM25C
Display screen:1.44 Inch color LCD display
Voltage measurement range:4-24.000V
Voltage measurement resolution:0.001V
Current measurement range:0-5.0000A
Current measurement resolution:0.0001A
Capacity accumulation range:0-99999mAh
Voltage measurement accuracy:±（0.5‰+2digits）
Energy accumulation range:0-99999mWh
Current measurement accuracy:±（1‰ +4 digits）
Load impedance range:0.8Ω-9999.9Ω
Time measurement range:0-99h59min59s
Temperature range:-10℃～100℃/0℉～200℉
Temperature measurement error:±3℃/±6℉
Screen brightness setting:0-5 levels
Auto screen off time:0-9mins
Voltage graphing range:0-24.00V
Current graphing range:-5.0000A
Refresh rate:2Hz
Product size:71.2mmx30.5mmx12.4mm(UM25C)/71.2mmx30.5mmx11.3mm(UM25)
Product weight:23.74g(UM25C)/19.26g (UM25)(No packaging)；54.56g(UM25C)/50.08g (UM25)( With packaging)
Quick charge recognition mode:QC2.0、QC3.0、APPLE 2.4A/2.1A/ 1A/0.5A、Android DCP、SAMSUNG
1,Instruction:
User manual, PC software installation instruction and PC software and Android APP download link:
A:https://drive.google.com/drive/folders/1IiA3BS3zyUCKriGZGRKI9JoQnb88FYs3?usp=sharing
B:http://www.mediafire.com/folder/q2b8h079hpywq/UM25
2,APP Download:
IOS APP:search "UM meter" in iPhone APP store
Android APP: search "RuiDeng" in google play
1,Correct Usage
use the meter in the correct way, USB2.0 support Huawei quick charge. there is type-c in and type-c ouput port, it can measure type-c cable , support type-c charge , but not tuype-c charger identify resistance , no trigger function. When you use USB-C in , you must use USB-C out, and if you want want fast charge by type-c port , you must use PD charger too, if you just connect USB-C in to the PD charger, the meter will not light, you need to connect a load which also supports PD charging, the meter will light
2,Phone requirement
For Android and IOS APP :
A: APP only support android 8.0 and above; IOS 8 and above .
B: Allow APP to do in the background, not be cleaned.
C: Allow APP self-starting.
D: Allow APP stay after screen locked, not be cleaned.
E: For desktop, when you use the bluetooth adapter to make bluetooth connection, Please don’t use the adapter own driver, and use the windows system bluetooth driver, otherwise the module can’t make SSP series port communication. If you have installed the adaptor driver, you can uninstall it and unplug the adaptor, then plug in again, the system will install it automatically.
3, Actual Test Video
A: https://www.youtube.com/watch?v=rNDMIFiWq64
B: cable resistance measurement video : https://www.youtube.com/watch?v=-kNJVNPbGvc
4,Electronic USB Load
For electronic USB load, we have HD series and LD series 25W 35W load, you can choose by yourself, HD series has trigger mode, LD series only normal mode
PRODUCT QUESTIONS：
1. Q:What is the differences between UM25 and UM25C?
A: UM25 is no communication version, UM25C is conmmunication version by Bluetooth connection
SOFTWARE QUESTIONS:
1. Q: what is the software crash problem?
①There may be incompatibilities problems of the PC software with some Windows systems, if you really need it, please install and test the software before buying the product.
②There are many types of mobile phones and operation systems, so there may be incompatibilities, if you need APP, please install and test the APP before buying the product.
③If you don't test the PC software and APP function before buying and find that the products works fine except the PC software or APP, we refuse to refund.
④Please do install and test the APP if you use Samsung mobile phone.
Picture | |||
USB port | USB2.0 | USB3.0 | |
Expansion port | MICRO USB | MICRO USB | MICRO USB |
Voltage measurement range | 4.5-24.00V | 4-24.000V | 4-24.00V |
Voltage measurement resolution | 0.01V | 0.001V | 0.01V |
Voltage measurement accuracy | ±（0.2％+1digit） | ±（0.5‰+2digits） | ±（0.2％+1digit） |
Current measurement range | 0-3.000A | 0-5.0000A | 0-4.000A |
Current measurement resolution | 0.001A | 0.0001A | 0.001A |
Current measurement accuracy | ±（0.8％+3digits | ±（1‰ +4digits） | ±（0.8％+3digits） |
Capacity accumulation range | 0-99999mAh | ||
Energy accumulation range | 0-99999mWh | ||
Load impedance range | 1.5Ω-9999.9Ω | 0.8Ω-9999.9Ω | |
Temperature range | -10℃~100℃/0℉~200℉ | ||
Temperature measurement error | ± 3℃/ ± 6℉ | ||
Screen brightness setting | Levels 0-5 | ||
Delay off the screen time | 0-9minutes | ||
Supported fast charge protocol | QC2.0、QC3.0、FCP、AFC、PD2.0 | QC2.0、QC3.0、FCP、AFC、PD2.0 | QC2.0、QC3.0、FCP、AFC、PD2.0 |
Identifiable fast charge protocol | QC2.0、QC3.0 | QC2.0/QC3.0 | |
Special function | NO | One button to close screen, voltage current 2in1 graph. | |
Interface difference | NO Previous page | UM25 can check Previous page and has Icon with rotation direction,help prompt, and screen off at the top of the interface | |
Hardware difference | No Bluetooth switch | Bluetooth switch | |
Pressing any button whilst powering on the module will display several options | 1.selects the Chinese Interface | 1. selects the Chinese Interface | 1.selects the Chinese Interface |
APP | Support IOS8.0 or above(device must over iPhone 6) / Android5.0 or above(UM24C doesn't support IOS APP) | ||
PC Software | Support WIN7 or above | NO | |
- Power Supply: DC
- Model Number: UM25/UM25C
- Dimensions: 71.2mmx31.8mmx12.4mm
- Operating Temperature: -10--100
- Accuracy Class: no
- Display Type: Digital Only
- DIY Supplies: ELECTRICAL
- Brand Name: RD
- Origin: Mainland China
- Certification: CE,FCC
- Voltage measurement range: 4-24.000V
- Current measurement range: 0-5.0000A
- Voltage measurement resolution: 0.001V
- Current measurement resolution: 0.0001A
- Product weight: 23.74g
- Time measurement range: 0-99h59min59s
- Screen brightness setting: 0-5 level
- Delay closing screen time: 0-9 mins
- Display screen: 1.44 Inch color LCD display
- Update rate: 2Hz
SHIPPING AND DELIVERY
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
How do you ship packages?
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Do you ship worldwide?
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
What about customs?
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
How long does shipping take?
Shipping time varies by location. These are our estimates:
| Location | *Estimated Shipping Time |
|---|---|
| United States | 10-30 Business days |
| Canada, Europe | 10-30 Business days |
| Australia, New Zealand | 10-30 Business days |
| Central & South America | 15-30 Business days |
Do you provide tracking information?
Yes, you will receive an email once your order ships that contains your tracking information.
My tracking says “no information available at the moment”.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
Will my items be sent in one package?
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
REFUNDS & RETURNS POLICY
Order cancellation
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Refunds
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
- Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
- Your order did not arrive due to exceptional circumstances outside the control of HOGAKI.COM - Home, Garden & Kitchen shop (i.e. not cleared by customs, delayed by a natural disaster).
- Other exceptional circumstances outside the control of hogaki.com
*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
Exchanges
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
LARGE ORDER DEALS
Thank you for your interest doing business with us!
If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.
