Name | WitMotion 3-in-1 Serial Converter |
Built-in chip | CH340 chip |
Dr. | CH340UART Driver |
Size: | 51*15.5*7.2mm / 2.0" x 0.61" x 0.28" |
Input Voltage | 3.3-5V |
Current | <500mA |
Temperature Range | -40℃ to +85℃ |
USB interface | 2.0 |
baud rate | 300 bps to 1.5 Mbps |
Pin Definition | Standard USB Type A Male and TTL (TXD RXD) 232 (232T 232R) 485 (A B) 3.3V5V |
Highlights | USB TTL 232485 can be converted freely to each other |
LED Indicator | Yellow light flashing (COM port connected), red light flashing (data reception), green light flashing (data transmission) |
Package Contents | 1 x 3-in-1 Serial Converter, 4 x DuPont Cable |
Compatibility | Windows 98SE, 2000, XP, Vista, Window7, 8, 10; Mac OS 9, Mac OSX and Linux2.40; MCU compatible with UART interface such as Arduino, Raspberrypi. |
Founded in 2014, WitMotionShenzhen Co.,Ltd. aims to be a global leader in posture sensor AHRSIMU.Visit the Witmotion brand store on Amazon for more details.
The company is dedicated to making posture measurement and angle detection solutions more accessible and easier for engineers around the world.Widely used every day by customers in more than 50 countries for energy and power, tower control, surveillance, engineering machinery, medical, academic, integration system, and more projects.
WITMOTION R&D Department
It is a top R&D team in the industry of more than 20 professional engineers and has long term collaboration with Beijing Air Veteran Universitys Ph.D. team.WitMotion Independent R&D Protocols and Dynamic Fusion Algorithms 50+ Patents and Software Programs
R&D Facilities:
WORLDS TOP 3-AXIS NON-MAGNETIC TURNTABLE: All the finished products are calibrated through the turntable to ensure the accuracy of the X YZ angle.High and low temperature test chamberMake sure the sensor is working normally in a temperature of -40℃ to +85℃.Vector Network Analyzer (VNA): Bluetooth antenna impedance matching 6 degree of freedom, vibration test base: high performance and stability of sensors ensured in vibration and dynamic environments.
PREMIUM COMPONENTS AND QC SYSTEM: All components are selected and certified under strict quality control systems, from sourcing, manufacturing processes to assembly and inspection.
Factory automatic production and assembly line:
Automatic solder paste printing, imported placement, multi-temperature reflow soldering, fully automatic inspection
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
|
---|---|---|---|---|---|---|
WT901BLECL Accelerometer | BWT901CL Magnetometer | BWT61CL Gyroscope | BWT901BCL Tilt Sensor | HWT905 High Precision Gyroscope | WTAHRS2 GPS IMU | |
Customer Reviews |
3.7 out of 5 stars
53
|
4.0 out of 5 stars
30
|
3.7 out of 5 stars
2
|
4.3 out of 5 stars
6
|
4.3 out of 5 stars
2
|
4.0 out of 5 stars
8
|
Price | ¥6,599¥6,599 | ¥6,299¥6,299 | ¥6,188¥6,188 | ¥6,699¥6,699 | ¥16,888¥16,888 | ¥16,888¥16,888 |
Compatibility | Android phone, Windows PC | Android phone, Windows PC | Android phone, Windows PC | Windows PC, Android phone, MCU Arduino, Raspberrypi, etc. | Windows PC, PLC system, MCU Arduino, Raspberry pi, etc. | Windows PC, PLC system, MCU Arduino, Raspberry pi, etc. |
Connections | BLE 5.0, Type-C | Bluetooth 2.0, Type-C | Bluetooth 2.0, Type-C | Bluetooth 2.0, TTL | RS232 | TTL |
Input Voltage | 3.3-5V, internal battery | 3.3-5V, internal battery | 3.3-5V, internal battery | 3.3-5V, internal battery | 9-36V | 3.3-5V |
3-Axis Acceleration | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
3-axis angle speed (gyroscope) | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
3-Axis Angle | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
3-Axis Magnetic Field | ✓ | ✓ | ✓ | ✓ | ✓ | |
Pneumatic | ✓ | ✓ | ||||
Casing | Plastic Case | Plastic Case | Plastic Case | Plastic Case | Aluminum case: IP67 waterproof | Plastic Case |
Key Features | Cost-effective, Bluetooth range <50 meters, multiple connections of up to 4 units, 10 hours battery life | Bluetooth Range: <10 meters, multiple connections of up to 8 units, 4 hours of battery life | Bluetooth Range: <10 meters, multiple connections of up to 8 units, 4 hours of battery life | 9-Axis Precision Sensor, Karman Filter | Military Grade Accuracy, RM3100 Magnetometer and SCA3300 Temperature Compensation | Chinese Beidou Navigation System + GPS, High Stable IMU Sensor |