BD‑DF reusable video laryngoscope adopts ergonomic handheld design for easy holding and smooth endotracheal intubation. It is equipped with 6 sizes of sterilizable stainless‑steel blades, suitable for both routine airway and difficult‑airway intubation. The 12‑mm‑height blade creates larger operating space. Anti‑fog treatment is applied on blades and camera lens to ensure clear imaging. It is compatible with BD‑M3 3‑inch portable monitor and BD‑M7 7‑inch separate large‑size monitor. Built‑in 1350 mAh rechargeable lithium‑ion battery supports photo, video recording and playback. This device is certified with CE, FDA and ISO13485 for hospital, ICU and anesthesia clinical use.