Features: FHR measuring range: 50~230BPM, 3.0MHz ultrasound frequency. Clear LCD display, easy to check the measurement at a glance. High sensitivity, no radiation, safe for both mom and baby. Powered by 2 * AA Batteries (NOT INCLUDED), get rid of cable annoyance. Compact and lightweight, easy operation, perfect self-check tool. Specifications: Material: ABS Color: Blue / Pink (Optional) Display: LCD FHR Measuring Range: 50~230BPM (BPM: beat per minute) Probe: 3.0MHz Volume: Adjustable Power Supply: 2 * AA Batteries (NOT INCLUDED) Cable Length: 180mm Item Size: 128.2 * 95.5 * 29.4mm / 5.0 * 3.8 * 1.2in Item Weight: 200g / 7.1oz Package Size: 20.0 * 12.0 * 10.0cm / 7.9 * 4.7 * 3.9in Package Weight: 250g / 8.8oz Package List: 1 * Pocket Fetal Doppler 1 * Probe 1 * Manual
