Description
User Replaceable Battery Kit for Hollis DG03 Dive Computer & Transmitter
Keep your Hollis DG03 dive computer and transmitter powered and properly sealed with this complete replacement battery kit. Designed for quick, reliable maintenance, this kit provides everything you need to replace the batteries while maintaining a watertight seal and long-term device reliability.
Includes
- New 3.0V Lithium battery for the dive computer – 10 year shelf life, made in Japan
- Battery Hatch O-ring for the dive computer
- New 3.0V Lithium battery for the transmitter – 10 year shelf life
- Battery Hatch O-ring for the transmitter
- Tube of silicon grease lubricant for O-rings
All components are brand new, factory-sealed, and built to meet OEM specifications. The long shelf life makes this kit ideal for keeping as a spare in your dive gear bag.
Product Features:
- Compatible Models: Hollis DG03 dive computer and transmitter
- Complete Kit: Includes batteries, O-rings, and lubricant – everything needed for proper maintenance
- OEM Quality: Components meet factory specifications for fit, seal, and reliability
- Long Shelf Life: Batteries rated for 10+ years
- Fresh & Sealed: All components arrive new and individually packaged
Key Benefits:
- Meets Factory Specs: Ensures proper performance and sealing
- Protects Your Investment: Prevents leaks, corrosion, and premature device failure
- Easy Maintenance: Quick battery and O-ring replacement in minutes
Installation Tips:
- Clean the battery compartments with a lint-free cloth before installing new components
- Carefully seat each O-ring without twisting or pinching
- Insert the new batteries, close the hatches securely, and test your dive computer and transmitter before use
All kits are satisfaction guaranteed, or your money back!




