Harley Benton Humidifier 500
Harley Benton Humidifier 500, 3in1 unit to mount inside the soundhole (fits in diameters of 100 -101,5 mm), humidifier - hygrometer - soundhole cover (feedback suppressor), temperature range -10,0 °C bis 60,0 °C(-14,0 °F bis 140,0 °F), measure range: 0,1 C/0,1 F, humidity range: 20 % bis 95 %, measure range: 1%, incl. adjustable sound hole cover and pocket, dimensions whd: 111 x 110 x 14,5 mm, power by optional 1 x 1,5 V AAA size battery (not included)