Usb digital led voltmeter

Auto USB 2In1 Digital LED Voltmeter Readout Car Charger Battery Monitor Specification: Material: ABS Casing Color: Black LED Colour: Blue, Green, Red Dimension: Like the picture show Output voltage: 5.0V Maximum output current: 2.1A Package Included: 1 X 2 In 1 Car Charger Voltmeter

Buy 3 in 1 Dual USB Charger LED Voltmeter 12V 24V Power Socket On-Off Switch Panel Black Marine Dual USB for R479.00

Buy 3 in 1 Dual USB Charger LED Voltmeter 12V Power Socket On-Off Switch Panel Black Marine for R397.83

Buy 3 in 1 Dual USB Charger LED Voltmeter 12V 24V Power Socket On-Off Switch Panel for R508.59

Buy 3 in 1 Dual USB Charger LED Voltmeter 12V 24V Power Socket On-Off Switch Panel for R546.90

Buy 12V-24V 4 In 1 Dual 4.2A USB Charger LED Voltmeter Power Outlet ON-OFF Toggle Switc... (COLOR: BLUE) for R487.00

Feature: 1. Smooth and bright appearance design is adopted to prevent scratches effectively. 2. Built-in safety hammer function car charger,can easily break the window,safe with you around. 3. Overvoltage, overcurrent, over mild short-circuit protection, more effective protection of your battery and cell phone, so that it can achieve the best job. 4. Intelligent shunt technology, can be charged to about 70%-80% in 35 minutes. 5. Dual USB intelligent output, two mobile phones can be charged simultaneously. Specification: Color: Black,Silver Material: Aluminium Alloy Output voltage: 5V Rated input: 12V-24V Output interface: USB Rated output: 3.1A(Max) Package Included: 1 X Dual USB Car Charger

Specfication: Material: Environmental protection plastic Power supply: DC12-24V Measuring range: 6-30V Measurement accuracy: ±0.1%   Color: red,green,orange,blue,white Operating temperature: -10°C to 65°C Outer diameter:36 mm Thread diameter:29 mm Thickness:15 mm   Package Included: 1 X Digital Voltmeter

Description: Modification USB socket charger with voltmeter, real-time show the car battery voltage and output voltage Support to install in 12-24V motorbike, car, boat, motor, riding mower, SUV, ATV, tractor USB output up to 2.1A, widely used with electric equipment for power supply: mobile phone, tablet, GPS, camera, mp3, etc. Blue LED backlight, fashion and cool design, IP66 waterproof and dustproof. High and low temperature resistance flame retardant ABS material, can be used in -20~80 Centigrade environments, highs safety coefficient. Specification: Material: ABS Display Color: Blue, Red LED Backlight: Color Blue, Red Input Voltage: DC 12-24V Output: 5V / 2.1A Power Max.: 22W Voltmeter Detect Range: 5-25V Waterproof: IP66 Work Temp.: -20~80 Degree Centigrade Size: 3.6*5.3cm / 1.4*2.1" (D*H); Open hole size: 2.9cm / 1.1" Fitment: For Yamaha 20-30HP 664-45947-01-EL Package Included: 1 X Motorcycle Socket 1 X Set OfAccessory Set

Description: USB 8LED 50-500X 2MP Digital Microscope Endoscope Magnifier Video Camera F eatures: This is the high quality electronic microscope instead of the normal microscope. You can use it to snap HD pictures and capture the video, and also to measure the objects. You can use this for: Industrial Inspection, Computer Parts inspection, Telecom module inspection, scientific teaching tool, Laboratory Research, Medical analysis, School Research tool, Insect dissection examination, Plant dissection examination, Skin examination, Scalp examination, Textile Inspection, Jewelry Inspection, Collections/Coin Inspection, Printing Inspection, Reading Aid, Teacher Add as Project, Presentation and so on. S pecifications: Image CMOS Sensor. Controller: High Speed DSP Lens: Micro-Scope Lens Focus Range: Manual Focus from 3mm to 40mm Snap Shot: Software and Hardware Video Capture Resolution: 1280 x 960(1.3M Pixel), 800 x 600, 640 x 480 Still Image Capture Resolution: 1600 x 1200 (2M Pixel), 1280 x 960 (1.3M Pixel), 800 x 600, 640 x 480 Frame Rate: Max. 30f / s Under 600 Lux Brightness Flicker Control: 50Hz / 60Hz Option Video Format: AVI Snap Shot Format: JEPG Light Source: 8 White Light LED (with controller on USB cable) Magnification Ratio: 50X to 500X (Manual) Power Supply: USB Port (5V DC) Software: AMCAP (Driver) System Requirement: Pentium Computer with 700MHz & Above, 20M HD Space CD ROM Driver, 128MB RAM, Direct X VGA Card PC Interface: USB2.0 & USB1.1 Operation System: Windows 7 32 bit / Vista / XP Dimension: 112 mm (L) x 33 mm (R) Accessories: A1-Alloy Stand, CD ROM (Driver), Cover, emandation rule P ackage includes: 1 x USB Microscope 1 x Stand 1 x CD Driver Full Accessories As Following Pictures Show Details pictures: More real details pictures from banggood:

Car Charger Dual USB Port LED Digital Display Voltmeter Waterproof 12V 24V Feature: USB outlet 5V up to 2.1A. Short Circuit / Overheat Protection. Waterproof protective caps and USB cover. Multifunctional product with blue LED indicator light, perfect for travel use. Waterproof dustproof material can be used for the interior and exterior application. Can be installed vertically, horizontally or underneath the dash, or any flat surface. Optimised for iPad, iPhone & iPod - fast charging at full speed (2.1Amps for iPad, 1Amp for iPhone/iPod). Widely used with electric equipment for power supply: Vehicle,GPS, mobile phone, camera, mp3 (can smoke) Apply to all USB charging mobile phones or other electronic products. Run multiple accessories at one time, very convenient and easy to use. Specification: Color: Black Material: Nylon+Metal USB Power Socket Size: about 50x36.5mm Voltmeter Size: About 36x15mm Panel Size: About 105x45x55mm Install Hole: 29mm CANNOT SMOKE!!! Caution: Check maximum voltage on devices to charged in advance. Always cover outlets when noy in use to aviod dust and water entering. This product is for 12/32V vehicles only. Only use on voltage specificed. Do not operate this device while driving. Voltmeter Specification: Material:Environmental protection plastic Power supply: DC12-24V Measuring range: 6-30V Measurement accuracy: ±0.1% Color: red,green,orange Operating temperature: -10°C to 65°C Input impedance:100K Outer diameter:36 mm Thread diameter:29 mm Thickness:15 mm Package Included: 1 X Dual USB Car Charger LED Digital Display Voltmeter 4 X Insulated Terminals 4 X Screws

Real Time Monitoring Voltmeter Combined dual USB interfaces and LED digital display voltmeter into a combo. With built-in intelligent voltage monitor, MITUNING 2-in-1 voltmeter is able to show you an accurate voltage value at anytime while you're driving, helping you to easily notice the battery running condition. 2 USB Fast Charging - Wide Application Adopted high tech of 2.1A USB fast charging port, it's able to auto select the needed current to charge your mobile devices. Perfect for most brands of Smartphones (iPhone/Samsung/Sony/HTC/Huawei/LG/XIAOMI...), Tablets, GPS, MP3/MP4/PSP, digital camera and other USB-devices. Wide Operating Voltage Range It is specially designed to steadily work at the operating range of 12-24 volt, while its transient voltage is tested up to 38V, suitable for most SUV, ATV, UTV, Scooter, Snowmobile, Street Bike, Car, boat, Marine, camper, etc. Specification: Rating Voltage: 12-24V USB Output: 5V / 4.2A Interface: dual USB ports Material: Copper + ABS Plastic Voltmeter Dimension: 2.1" x 1.4" x 1" Bracket Dimension: 2.4" x 1.7" Operating Temperature: -40 to 70 Wide Application: cars, motorcycles, ATVs, SUVs, UTVs, Boats, etc Multi-purposes: supply power for cellphone, tablet, GPS and other USB-devices Kindly Reminder: 1. The "+" is to positive, and "-" to negative. 2. For vehicles, it's recommanded to get power from fuse box, while for the motorcycle, better connect to the wires of the key switch. 3. The voltage meter reading led will show up after the item is connected to the battery. Package List: 1 x Dual USB Voltmeter 1 x Mounting Panel 2 x Wiring Connectors 2 x Screws

  3 in 1, LED USB Car Charger, Voltmeter, Thermometer, Car Battery Monitor, LCD Digital Dual Display, Digital Meter Monitor Features: 1. Multi-function car LCD digital display 2. With car charger, and can real-time monitor temperature and car voltage 3. To ensure the safety of your car 4. Easy to install,no needed the professional skill 5. A special car thermometer with stylish and lightweight design 6. Provide extremely convenience Description: LED Dual Digital Thermometer Voltmeter Digital thermometer suitable for 12V/24V battery measuring range: -9~80 ">  

Feature: USB outlet 5V up to 2.1A. Short circuit / overheat protection. Waterproof protective caps and USB cover. Multifunctional product with blue LED indicator light, perfect for travel use. Waterproof dustproof material can be used for the interior and exterior application. Can be installed vertically, horizontally or underneath the dash, or any flat surface. Optimised for iPad, iPhone & iPod - fast charging at full speed (2.1Amps for iPad, 1Amp for iPhone/iPod). Widely used with electric equipment for power supply: Vehicle,GPS, mobile phone, camera, mp3 (can smoke). Apply to all USB charging mobile phones or other electronic products. Run multiple accessories at one time, very convenient and easy to use. Specification: Color: Black Material: Nylon+Metal Install Hole: 29mm USB Power Socket Size: About 50x36.5mm Voltmeter Size:about 36x15mm Panel Size: About 105x45x55mm Cautions: CANNOT SMOKE!!! Only use on voltage specificed. Do not operate this device while driving. This product is for 12/32V vehicles only. Check maximum voltage on devices to charged in advance. Always cover outlets when noy in use to aviod dust and water entering. Voltmater Specification: Material:Environmental Protection Plastic Power Supply: DC12-24V Measuring range: 6-30V Measurement accuracy: ±0.1% Color: red,green,orange,blue,white Operating temperature: -10°C to 65°C Input impedance:100K Outer diameter:36 mm Thread diameter:29 mm Thickness:15 mm Package Included: 1 X Dual USB Socket Mount Car Charger Adapter+LED Digital Display Voltmeter 4 X Insulated Terminals 4 X Screws

9-30V Motorcycle Car Waterproof USB Charger LED Digital Volt Meterr Package weight: 0.14 kg Descritpion: Waterproof Easy to install Fit for most of Electronic products with a USB plug. Specification: Material: Aluminium alloy Input Voltage: 9 - 30V Output Voltage: 5V Output Currents: 2.1A Cable Length: approx. 145cm Voltmeter measurement range: 9 - 30V Fitment: Any DC 12V vehicle Note: It is not suitable for Sumsung S7562 I739 Package Included: 1 X USB Charger Voltmeter Click here for more deals 9-30V Motorcycle Car Waterproof USB Charger LED Digital Volt Meterr 9-30V Motorcycle Car Waterproof USB Charger LED Digital Volt Meterr