Made in China from Careshine Medical Co.，Ltd Features for fetal doppler:● Easy and convenient operation● High-fidelity， crystal clear sound● Earphone and speaker are feasible● High sensitivity doppler probe● Low ultrasound dosage● Display with backlight LCD● Unique ergonomic designTechnical Specification for fetal doppler:● Ultrasound frequency: 3MHz● Ultrasound intensity: <10mW/cm2● Power supply: Alkalinity battery● Display: 45mm×25mm LCD● FHR Measuring range: 50~240bpm● FHR resolution: 1bpm● FHR accuracy: ±1bpm● Power consumption: <1W● Dimension :135mm ×95mm ×35mm● Weight:500gConfiguration:● Main body● 3MHz probe Note: No Gel