Replacement battery fits 8 JTech compatible models. Specifications: 230mAh, 2.4V, Ni-MH. Compatible with: Commpass VOICE PAGER, Commpass VTF PAGER, Glowster PLUS, PAGSPVTFPB, PRromopass PAGER, Serverpass PAGER and 2 more compatible models. Replaces: JTech 232020, JTech 30AAAK2BMX, JTech 243BH-UU2P, JTech OSA352. JTech replacement battery designed for Pager devices. Designed for long-lasting power.