• DO NOT tamper or operate the Apex III External Charger if the case is perforated, broken, or loosely held together. • DO NOT operate the Apex III External Charger in any outside location where it could become exposed to the elements. The Apex III External Charger has been designed for indoor use only. • DO NOT attempt to charge any other type battery pack or batteries other than Apex III Battery Packs with your Apex III Dock or Apex III External Charger. • ONLY use Compsee, Inc. approved cable