There is a training group for operating sonar devices. The ultrasound machine with a convex probe. The machine's diagnostic accuracy is 100% after 21 days of pregnancy. The machine comes with a two-year comprehensive warranty covering both the device and the probe. The warranty does not cover misuse (such as breakage or probe cable cuts). The device is self-explanatory; for inquiries, contact via WhatsApp. Or search "Tasahel for veterinary devices" on Google Play Store.