Technical Specification

● Ultrasound frequency: 2MHz

● Ultrasound intensity: <10mW也村/cm²

● Power supply: Alkalinity battery火呢 and Rechargeable battery科區

● Display: 35.04mm×28.03mm LCD

● FHR Measuring range: 5可議0~230bpm

● FHR resolution: 樂日1bpm

● FHR accuracy: ±2bpm

● Power consumption: <1W熱歌

● Dimension :1樹有45mm ×105mm ×33mm

● Gross weight:approximately 500g