Brand:Bestman
Quantity:500
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White backlight LCD can display FHR for darkness use: show the probe working frequency, battery capacity, doppler signal and alarm indicator; user frendly interface makes easy operation;Output jack can be connect toinstruments . ( headset )
Sound amplified and recorded function;
Clear sound with a high quality loudspeaker;
2.0MHz probe is standard probe, can be changed into 3.0MHz, 5.0MHz, 8.0MHz orives easily;
1.5V batteries be chosen by alkaline battery or rechargeable batteries..
