Built-in cleaning mode, high-sensitivity water detection, dualwave drive, the control system does not generate heat Atomization rate: 0.2ml/min about 0.35ml/min Atomized particles: median particle size 3 um±25%, The proportion of mist particles with a diameter of less than 5 microns is not less than 60%. Medicine cup capacity: maximum 8mL Noise: 50Db(A) Nominal frequency: 108kHz Residual liquid volume: 0.5ml Power supply: 2 AA batteries or DC5V power supply Working power: about 0.65W (5V/130mA) Working time: no less than 1 hour (using two new AA batteries) Net weight: about 110g (without battery) Size: 114mm*41mm*64mm Dry battery/lithium battery (optional)