Replacement battery for Laryngoscope TRU-MR 5310m. Specifications: 1500mAh, 3V, Li-ion. Compatible with: Laryngoscope TRU-MR 5310m. Replaces: Truphatek 005853300, Truphatek 110755-O. Truphatek replacement battery designed for Medical devices. Tested for reliability and long service life.