Product Description

 LCD display with backlight, can be used in any illumination conditions  Accurate and reliable FHR detection with clear sound  High sensitivity probe with 2.0MHz in continuous wave (Option: 1.0MHz in pulse)  Ergonomic design, portable and convenient  Built-in speaker and Sound frequency output port  Automatically power off  Multi-displaying of FHR: number, battery status indicator, voice intensity indicator Built-in rechargeable Li-on battery and AC charger Technical Specifications FHR Display: LCD display Measurement Range: *0~**0BPM of 2.0MHz Measurement Accuracy: +/*1% or +/- 1BPM LCD Display Dimension *9 x *7mm Speaker power 1W Power Supply: Built-in rechargeable Li-ion battery Working Voltage: 9V Continuous operating time: >6 hours Operation Environment Temperature: Working: *5℃~**0℃ Transport and storage:**0℃~**5℃ Humidity: Working: <*5 % Transport and storage: <*3 % Dimension **0 mm ×**0 mm ×*0 mm Gross Weight: 0.8 kg Standard accessories One probe, one Gel, one charger