Veterinary B-Type Ultrasonic (Bovine, Equine, Canine, Feline, Ovine) vet ultrasound scannerMain Features: ... rate for heart, pregnant weekPower supply: 10-12Vbattery/AC adapter(110V/220V,50/60Hz)Accessories: AC Adapter, internal Battery, Gel, Mouse,Metallic Case Optional ... sector probeStandard configuration: main unit 1set 3.5MHz probe 1pc AC adaptor 1pc power cable 1pc gel 1pc mouse 1pc recharging ...