Replacement battery fits 5 Panametrics compatible models. Specifications: 6600mAh, 7.2V, Li-ion. Compatible with: Siglent SHS800X HANDHELD DIGITAL OSCILLOSCOPE, PT900, CRYSOUND Acoustic lmager, Coolview 1400XT Surgical Headlight, Coolview 2100XT Surgical Headlight. Replaces: Panametrics ND2057HD24, Panametrics ND2057HD26, Panametrics ND2057HD29, Panametrics ND2057HD31, Panametrics ND2057HD34, P…