SP10BT Contec Digital Spirometer Lung Breathing Vitalograph

SP10BT sudah discontinued pengganti SP70B ( beda model saja ) Performance Display mode: 2.8 #39; #39; color TFT-LCD Display resolution: 240*320 Volume range: 0~10 L Volume accuracy: ±3 % or ± 0.05 L(whichever is greater) Flow range: 0 L/s~16 L/s Flow accuracy: ±5 % or ±0.2 L /s(whichever is greater) Working current: 200 mA Power supply: DC3.7 V rechargeable lithium battery Safety class: internally powered equipment, type BF applied part Accessories 1.A User Manual 2.A USB data line 3.A mouthpiece 4.A power adapter 5.A nose clip