The HEINE Standard F.O. 4 NT Laryngoscope Handles can be converted from a battery operated to a rechargeable one by exchanging the bottom insert. 

Handles are compatible with all laryngoscope blades up to ISO 7376.

The product is an accessory to the HEINE Standard F.O. 4 NT Laryngoscope Handle.

Specifications:

• Product: HEINE Standard F.O. 4 NT Laryngoscope Handle Bottom Insert (F-002.22.884)
• Indicated for use with Li-ion batteries. 
• UOM: Each 
• Image is a sample of product