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Veterinary Portable Ultrasound Machine S1
The Dawei S1 handheld veterinary ultrasound machine is specifically designed for the examination of abdominal organs in a wide range of animals, including cattle, horses, dogs, cats, sheep, pigs and other species.
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Handheld Portable Design
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8 Animals Obstetric Examination
Package -
Waterproof Electronic Probe
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32G Large Memory
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Continuous Use For 3-4 Hours
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English, Français, español, Português, Русский

Probe parameters
- Frequency range: 6.5MHz (4.5/5.5/6.5/7.5)
- Scanning depth: 50mm - 221mm
- Number of elements: 80
- Warranty policy: Free replacement of probe within one year (non-human damage), two-year warranty for the machine
Ultrasound Examination Of Cattle

Livestock Pregnancy Testing
Instant Pregnancy Tracking: High-definition ultrasound imaging shows fetal development stages, eliminating the risks of traditional guesswork.
Due Date Countdown: Automatically generates a due date, helping you plan for birthing and nutrition in advance, reducing losses from premature or difficult births.
Save on Vet Costs: No need for frequent vet visits – one device handles professional diagnostics.
Parameters & Information
Technical Parameters
- Main monitor: 5.6 inch LED mdeidcal display
- System language: English, French, Spanish, Chinese, Portuguese, Russian.
- Display mode: B, 2B, 4B, B/M, M
- Focus: four sections electronic focus, focus position adjustable
- Cine loop: 255 frames, support continuous playback or view frame by frame
- Storage: 32G, readable and recordable
- Grey scale: 256
- Built-in battery: 2600mAh rechargeable lithium-ion battery, support more than 4 hours working.
- Pseudo color: 24 kinds
- Body mark: ≥12 kinds, adjustable probe body marker
- Backfat measurement: 2 modes, automatic measurement and manual measurement
- Support grid adjustment, 2 kinds of grid spacing, 15 kinds of grid colors
- Interface: USB connector; 14V charging port; probe connector
How to choose a probe?
Convex probe: Mainly used for abdominal examination, examination of large animals (such as horses, cattle, pigs), and animal pregnancy examination.
- Scan depth: 64mm-242mm
- Frequency range: 3.5MHz(2.0/2.5/3.5/5.0)
Micro-convex probe: Commonly used for abdominal examination and cardiac examination of small animals, and also for obstetric examination of small animals.
- Scan depth: 64mm-242mm
- Frequency range: 5.0MHz(4.5/5.0/6.5/7.5)
Rectal probe: Used for rectal examination of animals, especially during pregnancy.
- Scan depth: 50mm-221mm
- Frequency range: 6.5MHz(4.5 /5.5/6.5/7.5)
Linear probe: Mainly used for bone examination, superficial tissue (such as skin, muscle), blood vessels and small animals.
- Scan depth: 50mm-221mm
- Frequency range: 7.5 MHz(5.5/6.5/7.5/9.0)
Backfat probe: Used to measure the backfat thickness and eye muscle area of livestock, calculate lean meat rate, evaluate the health status and meat quality of animals, and help farmers with breeding selection and feeding management.
- Scan depth: 64mm-242mm
- Frequency range: 3.5MHz(2.0/2.5/3.5/5.0)
After-sales Service
Two-year free warranty, lifetime warranty
Free remote technical training

Ultra-lightweight portable design
Weighing only 950g and equipped with a belt and a shoulder strap, it is
easy to move around and can be used indoors and outdoors.

Detailed Design
Designed from the user's perspective, with a large screen, touch buttons, and multi-function sockets to meet all usage needs

Display Mode
4 segments of electronic focus, adjustable focus position
16 levels of magnification, clearer details
24 pseudo colors, suitable for people with different color sensitivities
256 levels of grayscale, more delicate imaging
5 Measurement Modes

B MODE (Brightness Mode)
Helps identify structures, locate abnormalities.
BB MODE (B-Mode with B-Mode Comparison)
Valuable for monitoring the progression or regression of conditions, such as tumor growth or healing injuries.
B+M MODE (Brightness + Motion Mode)
Essential for assessing cardiovascular function.
M MODE (Motion Mode)
Crucial for assessing cardiac motion, and monitoring fetal heartbeats during pregnancy.
4B MODE (Four B-Mode Mode)
Useful when evaluating complex anatomical regions, enabling a more complete understanding of structures and potential anomalies.