Whistle Spirometer
Item No: MW41175088
U.Price: FOB China ( $ ) Negotiable
Payment: T/T
Delivery Date:15-20 Days After Payment and Sample Confirmation
Update time:
2023/5/28 0:48:02
Description: This product can be both used as a whistle and a spirometer by kids. It will gradually increase vital capacity though test. Material: ABS body ,PP blow mouth.
Colors: Red, Blue
Application: Children, Household
