Custom battery solutions for electrolarynx, speech assistance devices, and electronic larynx equipment — compatible with Servox and other speech aid systems. Customize chemistry, voltage, capacity, dimensions, connector, BMS, and labeling. Features medical‑grade Ni‑MH, Li‑ion, and Li‑Polymer cells with intelligent BMS for reliable power in speech assistance and electronic larynx applications. CE, RoHS, UKCA, UN38.3 certified. OEM/ODM factory direct.

