Technical Specification

● Ultrasound frequ短通ency: 2MHz

● Ultrasound in民志tensity: <10mW/cm²

● Power supply: Alkalinity battery and Rechargeable batte黑術ry

● Display: 35.04mm×28.03mm LCD

● FHR Measuring range: 50~230bpm

● FHR resolution: 1bpm

● FHR accuracy: &照員plusmn;2bpm

● Power consumption: <討湖1W

● Dimension :146mm ×103mm ×35mm

● Gross weight:approximately 500g