KENMERKEN Danflow 3000 uroflowmeter

Power supply 3.0 to 3.6 V DC
Internal lithium battery 3.6 V, 14 Ah, size D (for operating time 3 years or more)
Current input PowerDown mode (sleep): 100 μA typically, 16 mA peak (5 ms, 1:200)
Stand-By mode: 5 mA typ. Active mode (measuring): 15 mA typ.
Electrical safety class Internally powered
Medical classification IIa
The instrument does not have any applied parts.

Volume and flow measurements
Input Integrated weight sensor
Volume range 1000 ml ± 1 % (max. 3000 ml ± 2 %, depends on used container)
Flow range 0 – 500 ml/s ± 2 %
Radio communication
Operating frequency band ISM 865.0 MHz-868.0 MHz or 900 MHz (according to setting)
Output power (transmission)
10 dBm (10 mW), working distance up to 50 m
Modulation type Wideband FSK
Communication speed 172.5 kbps
Bandwidth 480 kHz typ.