






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.

Trusted by 200+ Veterinary Clinics And Farmers Worldwide
Join Our Global Community of Animal Care Professionals
-
Handheld Portable Design
-
8 Animals Obstetric Examination
Package -
Electronic Probe, Clearer Imaging
-
32G Large Memory
-
Continuous Use For 3-4 Hours
-
English, Français, español, Português, Русский
Electronic probe - clearer imaging, more durable
-
Convex Probe
- Frequency range: 3.5MHz (2.0/2.5/3.5/5.0)
- Scanning depth: 64mm-242mm
- Number of elements: 80
- Suitable for: Medium-sized animals such as goats, sheep, pigs, large dogs
- Frequency range: 3.5MHz (2.0/2.5/3.5/5.0)
-
Rectal Probe
- Frequency range: 6.5MHz (4.5/5.5/6.5/7.5)
- Scanning depth: 50mm - 221mm
- Number of elements: 80
- Suitable for: Large animals such as horses, cattle, camels
- Frequency range: 6.5MHz (4.5/5.5/6.5/7.5)
-
Micro-convex Probe
- Frequency range: 5.0MHz (4.5/5.0/6.5/7.5)
- Scanning depth: 64mm - 242mm
- Number of elements: 80
- Suitable for: Small animals such as cats, dogs, rabbits, hamsters
- Frequency range: 5.0MHz (4.5/5.0/6.5/7.5)
Obstetric Examination

Ovine
Crown-rump length (CRL)
Feline
- Head circumference (HC)
- Biparietal diameter (BPD)
Canine
- Gestational sac diameter (GS)
- Crown-rump length (CRL)
- Head circumference (HC)
- Biparietal diameter (BPD)
Equin
- Gestational sac diameter (GS)
- Head circumference (HC)
Pig
- Heart length (HL)
- Stomach length (SL)
Cattle
- Body length (BL)
- Length of uterus (BUD)
Ultrasound Examination Of Cattle
F & Q
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
About Shipping
- Orders from the United States and Australia will be shipped from local warehouses, and the logistics time is about 4-8 days
- Orders from other countries and regions will be shipped from the Chinese warehouse, and the logistics time is about 7-18 days. Please consult customer service for details.
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

Easy to Read for New Breeders
A User-friendly interface and easy-to-read screen ensure every new breeder to perform animal pregnancy diagnosis effortless. One-button operation reveals gestational age and expected due date instantly on-screen, offering a quick overview of the animal's pregnancy status.

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.

Dawei Official Site
As the official Dawei store, we guarantee:
✅ Lowest Price Promise – Found a better price? We'll match it AND refund 100% of the difference!
✅ Hassle-Free Warranty – Enjoy a full 2-year warranty and lifetime technical support.
✅ Direct-from-Manufacturer Service – No third parties, no delays, just premium care for you and your animals.