Pocket&handy tetal dopplr(with LCD display)Features: Safe: Ultrasound dosage is under 50% of the standardSound quality: Built-in 'Sanyo' loudspeaker, more louder and clearlySensitivity: Detect FHR of fetus 12 weeks upDisplay: LCD displays real-time FHRWith back lightVolume level displayBattery status display Three models: Real-time; Ten seconds average; Handly account the FHRPower: Huge capacity battery, work more than 10 hours after full chargeLow battery indicationAlarm function: AvailableAut0-shut off: AvailableAudio output: AvailableConvenience: Easy to operate; Light measure, portable Model NO.: JPD-100A Company: Sichuan Arts and Crafts Import and Export Corporation

