Veterinary B-Type Ultrasonic (Bovine, Equine, Canine, Feline, Ovine) ... , Working for 2hrs, back-up for 4hrsDisplay Mode: B,B+B,B+M,MImage magnification: ×1.0,×1.2,×1.5 ... heart, pregnant weekPower supply: 10-12Vbattery/AC adapter(110V/220V,50/60Hz)Accessories: AC Adapter, internal Battery, Gel, Mouse ... configuration: main unit 1set 3.5MHz probe 1pc AC adaptor 1pc power cable 1pc gel 1pc mouse 1pc ...