Color: Clover

Opening method: lift-up

Sight with emit a straight Red/Green laser beam

Battery: Rechargeable Ni-MH battery

double shoulder

Home Pregnancy Fetal, Ultrasound Heart Rate Monitor Color:White Color: CloverProduct information: Material: ABS Power supply mode: dry battery Specification: 13*9*2. 5 Display: 1. 77 inches TFT probe frequency: 2. 5 MHz 10% Fetal heart rate range: 50bpm240bpm Resolution: 1bpm Accuracy: 2 bpm Power consumption: <0. 8W Battery type: 2* 1. 5V AA batteries Normal working conditions: Working temperature: 540 Working humidity: 30%80% Atmospheric pressure: 70. 0kPa106. 0kPa Packing list: Fetal Heart Rate Monitor*1