Perimeter Invisible Fence Collar Battery (4 Pack) – compatible replacement
Replacement battery pack for Invisible Fence receiver collars (R21, R22, R51, Microlite). Includes a towel; designed as a cost-effective battery option with exact fit. Customers note it matches function but report mixed battery life and safety opinions
Highlights
- carrier-compatible replacement batteries
- fits multiple collar models
- bundle includes towel
Pros
- compatible with Invisible Fence collars
- exact fit
- includes 4-pack battery
- bundled with pet towel
Cons
- mixed battery life durability
- mixed safety/suitability opinions
- some quality concerns reported
Best For
Features
- Battery pack compatible with Invisible Fence receiver collars (R21, R22, R51, Microlite)
- Includes a 4-pack battery set bundled with an eOutletDeals Pet Towel
- Lithium-ion technology provides energy density for lighter collar operation
- Engineered to replace current batteries in listed collar models with robust components
