USB charger doctor battery tester power detector voltage current meter
Features:
- Compact and easy to carry, no additional power supply, plug, and play
- It can easily measure the output voltage of the USB port and the device operating current or load voltage
- Detect any USB charger such as PC USB, home charger, car charger
- The wide range of applications, any phone, any electronic product, easy to use
- Suitable for factories, laboratories, and personal use.
USB Charger Doctor Mobile Power Detector Battery Test Voltage Current Meter
Features:-
- Enabled to measure USB devices at no load and overload condition, also for USB terminals testing.
- Current and voltage display in turn, easy and comfortable to use.
- Small and portable, do not need other power supply.
- Measuring range: DC 3V – 9V / 0 – 3A (up to 5A )
- Portable Device
- Interface: USB2.0, USB3.0
- Product Weight: 0.025 kg
- Two output ports.
USB for DIY charger 5V step-up power module lithium battery charging board
Features:
- BAT Discharging Stop Voltage:2.9V
- Discharging Efficiency:85%(input 3.7V output 5V/1A)
- Charging and discharging indication
- Internally installed charging and discharging power MOS
- Preset 4.2V charging voltage, precision ±1%
- Max 8uA standby current
- Integration charging management and discharging management
- Intelligent temperature control and overtemperature protection
- Integration output overvoltage protection, short circuit protection, overload protection.
USB Host Shield
Features
- Works with standard (dual 5/3.3V) and 3.3V-only (for example, Pro Arduino) boards.
- Operates over the extended -40C to +85C temperature range
- Complies with USB Specification Revision 2.0 (Full-Speed 12Mbps Peripheral, Full-/Low-Speed 12Mbps/1.5Mbps Host)
- Supports HID devices, such as keyboards, mice, joysticks, etc.
USB Logic Analyzer
Features
- Logical light indication: a small light indicate CHO electrical level.
- Input feature: 5PF,100K Ohm.
- USB power supply; USB logic analyzer for monitoring, analyzing and debugging digital circuits
- 8-Channels USB logic analyzer with a 24Mhz sampling frequency
- Can analyze UART, IIC, and SPI, etc automatically
- Great for MCU, ARM system and FPGA development
- Voltage: 0-5.5V
USB Programmer CH341A Series Burner Chip 24 Eeprom Bios Writer 25 SPI Flash BoardUSB Programmer CH341A Series Burner Chip 24 Eeprom Bios Writer 25 SPI Flash Board
Features:-
- USB interface
- With CH341A chip
- Support 24 EEPROM and 25 SPI flash 8pin or 16pin chip
- With 24/25 status indicator lamp
- Support USB to TTL conversionSupport 24EEPROM and 25 SPI flash 8pin/ 16pin chip
- Recognize 25 series chip automatically
- Supports download STC series procedure of single chip
- SPI pin to support expanding the utility
- STC microcontroller supports a full range of program download
- Support expanding the utility by SPI pin
- With SOP8 SOP16 to DIP8 converter board.
USB TO RS485 Convertor
Features
- Fully compliant USB 2.0 standard, backward compatible with USB1.1
- Support System: Windows XP, Vista, Windows 7, Linux, MacOS, and WinCE5.0 drive
- Baud Rate Range: 75bps – 115200bps, up to 6Mbps
- Supports Plug, Play and hot-swap ( USB side)
- Better than using CH341D chip or similar chip to support the laptop USB port.
- Communication distance up to 1.2KM
USB TO Serial CP2102
Features
- Brand new and high quality
- Included USB transceiver, without external circuit device
- With 3.3V and 5V dual power output
- With three LEDs: power indicator, data reception indicator, the data transmission indicator, working status
- Meets the USB2.0 specification requirements
- With self-recovery fuse. In the event of the accidental short circuit, it can effectively protect your computer USB port and Downloader
- Asynchronous serial data bus compatible with all handshake and modulation controller interface signals
- The supported data format is 8 data bits, 1 stop bit and parity bits
USB TO TTL CP 2102
Features
- Brand new and high quality
- Included USB transceiver, without external circuit device
- With 3.3V and 5V dual power output
- With three LEDs: power indicator, data reception indicator, the data transmission indicator, working status
- Meets the USB2.0 specification requirements
- With self-recovery fuse. In the event of the accidental short circuit, it can effectively protect your computer USB port and Downloader
- Asynchronous serial data bus compatible with all handshake and modulation controller interface signals
- The supported data format is 8 data bits, 1 stop bit and parity bits
USBASP programmer
Features
- Compatible Chips:
-
- ATMega Series
- Tiny Series
- Classic Series
- CAN Series
- PWM Series
Vibrating 4mm x 8mm Micro Vibration Motor
The 0834 series eccentric motor vibration force is stronger than the 0827 series motor, however, shares the same price. Each type of motor can provide various ways of contact for you to choose from. We can provide you with wire type, connector type, FPC type, etc.
Vibration Sensor
Features
- Using SW-420 normally closed type vibration sensor
- Comparator output, clean signal, good waveform, strong driving ability, >15mA
- Operating voltage 3.3V ~ 5V
- Output format: digital switching output (0 and 1)
- Using a wide voltage LM393 comparator
- With bolt holes for easy installation
Vibrator Motor Button Type
Features
- Voltage Range: DC 2.5-4V.
- Motor Diameter: 10 mm.
- Motor Thickness: 3.4 mm.
- Min. Rated Speed: 9000RPM
- Max. Rated Current: 90mA
VNH2SP30 – Monster Moto Shield 30A Mini Stepper Motor Driver
Features
- Voltage Max: 16V
- Maximum current rating: 30 A
- Practical Continuous Current: 14 A
- Current sensing available to Arduino analog pin
- MOSFET on-resistance: 34 mΩ
- Maximum PWM frequency: 10 kHz
- Thermal Shutdown
- Undervoltage and Overvoltage shutdown.
Voice Recognition Module -Arduino Compatible
Features
- Voltage: 4.5-5.5V
- Current: <40mA
- Digital Interface: 5V
- TTL level UART interface
- Analog Interface: 3.5mm mono-channel microphone connector + microphone pin interface
- Size: 30mm x 47.5mm
Volantex RC Phoenix 2400 6 channel Glider with 2400 mm wings 759-3 PNP
Volantex RC Phoenix 2400 6-CH Glider with 2400 mm wings 759-3 PNP
Glider in the PNP version, the set includes the model, engine, regulator and servos. You need to buy a battery, charger, transmitter and receiver on your own.
Key Features:
– The 2.4M wingspan provides stable performance and makes you enjoy long glider flights. – A rugged plastic hull provides flexibility and durability to prevent aircraft damage.
– The model has been equipped with a wheel to facilitate landing.
– Engine size 4023 / 1050KV
– Model 6 CH version
Voltage sensor Module
Features
- You can also use the IICLCD1602 LCD to display voltage.
- By 3P connector, connect this module with the expansion of board Arduino
- Voltage input range: DC 0-25 V
- Voltage detection range: DC 0.02445 V to 25 V
- Voltage analog resolution : 0.00489 V
Depron 10 Sheet Pack 5mm( 30*20inch)
This pack includes Depron sheets, Suitable for building Flite Test Models RC Planes
Wall Mount Sound Security Light Delay Sensor Control Lamp Switch Ac 220V
Features
- Operating voltage: 220v
- Load Power: 30w
- Sound Control Sensitivity: 95db- 75db
- Light Control Induction: 6lux
- Delay Time: 30 seconds
- High-quality Energy Saving Auto Switch Controlled by Light and Sound
- Ideal Light Switch for use around bathroom, hallways, staircases and porches
- Easy to install
- Load Type: Control energy-saving lamps under 80W,incandescent under 60W,LED light under 30W
- Installation: Shut off the power, load must not short-circuit.
Wanhao Duplicator I3 Mini FDM 3d Printer
Features
- Printing Technology: FFF (Fused Filament Fabrication)
- Build Volume: 120L X 135W X 100H
- Filament Compatibility: PLA, PET-G, Carbon Fiber, HIPS, Metal Fill
- Layer Resolution: 100-400 microns
- Software & Firmware: Cura, Matter Control, Simplify 3D
Water Float Sensor Black
Features
No electrical contact with water.
Shock proof
Corrosion free and rust free
Sensor with 1.5 meter cable
Water Float Sensor P43
Features
- Contact Rating: 10W
- Switching Voltage: 100V
- Max Switching Voltage: 220V
- Switching Current: 0.5A
- Max Switching Current: 1.5A
Water flow sensor SEN-HZG1WA Pulse Output 4~45L/min Liquid Switch Flowmeter
Features:-
- This is a small zise product that easy to install.
- Made of good quality material, the product is precise and durable, no power consumption.
- Suitable for gas water heater, electric water heater, washer, wall-hanging stove, electromagnetic water
- Heater, intelligent IC water meter,cooling system, circulatory system, heating equipment,etc.
- Three lines: red is positive, black is negative, yellow is pulse signal.
Water Level Sensor
Features
- Operating voltage: DC3-5V
- Operating current: less than 20mA
- Sensor Type: Analog
- Detection Area: 40mmx16mm
- Operating temperature: 10℃-30℃
- Humidity: 10% -90% non-condensing.
Waterproof mobile charger for ebike
Features:-
- Electric Scooter Mobility Mobile Charger
- Features:Waterproof
- USB 36V-108V power supply Socket
- 2A USB adapter.
Waveshare 10.1inch HDMI LCD (B) (with case) 1280×800 IPS
Features
- 10.1-inch LCD display.
- 1200 x 800 screen resolution and IPS display panel.
- 170º viewing angle
- Toughened glass capacitive touch panel, 6H hardness.
- HDMI interface for displaying, USB interface for touch control.
- Supports 5-level backlight adjustment.
- Raspberry Pi and Windows device & system support.
Waveshare 5inch HDMI LCD (B) 800×480 supports various systems
Features
- 800×480 hardware resolution.
- Resistive touch control.
- Using Raspberry Pi, it supports Raspbian / Ubuntu / Kali / Retropie and WIN10 IoT, no need to install any drivers.
- Using as a computer monitor, it supports Windows 10 / 8.1 / 8 / 7, single touch, no need to install any drivers.
- Support backlight control, more power saving.
Waveshare 7 inch Capacitive Touch Screen LCD 1024×600 HDMI interface supports various systems
Features
- Display Port: HDMI
- Display Panel: IPS
- Viewing Angle: 170 degree
- Touch Type: Capacitive
- Display Resolution: 1024×600.
- 5-points capacitive touch control.
Wemos D1 Mini ESP8266 NodeMcu Easy WIFI board for Arduino Internet of Things
Features:
- Use BRT (Bias Resistor Transistor)
- Easier into flash mode.
- 30% increase in radiating area
- Good stability.
Wemos D1 R2 WIFI ESP8266 Shield Arduino
This is WeMos ESP8266 D1 R2 V2.1.0 WiFi Development Board. The WeMos D1 is an ESP8266 WiFi based board that uses the Arduino layout with an operating voltage of 3.3V.
the board is controlled by the ESP8266 chip (a 32-Bit processor) and has a larger flash memory compared to an Arduino Uno. It consists of 11 digital I/O pins and 1 analog (input) pin. the board can be connected using a Micro-B type USB cable.
Wemos D1 R2 WIFI ESP8266 Shield Arduino
Features
- Based on the ESP-8266EX.
- Arduino Compatible, you can use it on Arduino IDE.
- NodeMcu Compatible
Wireless Keyboard
Features
- RGB Backlight Keys
- Onboard trackpad with all mouse function
- Left+Right click Gaming keys
- Operate on inbuilt Rechargeable battery
- Navigation, Volume Rockers and Home key
- Portable Pocket Size
- Plug and Play operation, No drivers needed to install
- Compatible with all Devices and operating Systems
Wireless Module HLK – M35
Feature
- Device Dimensions: 16.3mm x 14mm x 2.24mm
- 2.4GHz 802.11b/g/n,compatible
- WiFi Sta/Soft AP Mode
- Support Smart Connection
- The range of baudrate: 1200~115200bps
- Support transparent transmission mode
- Support multiple security authenti-cation mechanisms: WEP64/WEP128/ TKIP/ AES, WEP/WPA-PSK/WPA2-PSK
- Support wireless roam
- Support multiple network protocols: TCP/UDP/ /DHCP/DNS
- Support AT instruction Set.
Wireless Module A7 GSM GPRS GPS 3 In 1 Module
Features:
- Board Based On AI-Thinker A7 GPRS Module
- Supports Firmware Upgrade Via Serial Port
- Operating Voltage: 5v.
1:43 Full Scale Mini 4WD Drifting Charging Remote Control Car, Color: 4302G Blue M3 With Gyroscope
Packing list:
– Car x1
– Remote control x1
– Type-c charging cable x1
– User manual x1
– Racing soft rubber tires x4
– Drift hard rubber tires x4
[Any set pre-installed at the factory]
– Scene roadblock barrels x8
1:43 Full Scale Mini 4WD Drifting Charging Remote Control Car, Color: 4303G 911 Porche With Gyroscope
Packing list:
– Car x1
– Remote control x1
– Type-c charging cable x1
– User manual x1
– Racing soft rubber tires x4
– Drift hard rubber tires x4
[Any set pre-installed at the factory]
– Scene roadblock barrels x8