Check the listing for details. Enerpe B3V 1A Replacement Battery High Capacity Compatible with Tech.... Condition: New. Listed at 23.16 USD. Enerpe B3V 1A Replacement Battery High Capacity Compatible with High Tech Electronic Collars of MS-4 and MS-5 Pack of 6 Product Details Package Dimensions: 5.7 x 4.3 x 0.2 inches Item Weight: 1.58 ounces Batteries: 6 Lithium Metal batteries required. (included) Manufacturer: Enerpe Number of Batteries: 6 Lithium Metal batteries required. (included) Brand: Enerpe Battery Cell Composition: Lithium Manganese Dioxide Unit Count: 6.0 Count Reusability: Rechargeable Actual 290 mAh capacity with durable and reliable performance, the highest capacity of its type Leakproof and self-discharge rate is less than 1% per year at room temperature in original package Works with High Tech pet electronic collars of MS-4 and MS-5 Designed specifically to prevent damage if accidentally installed incorrectly Replacement battery of B3V1A Actual 290 mAh capacity with durable and reliable performance, the highest capacity of its type. Leakproof and self-discharge rate is less than 1% per year at room temperature in original package. Works with High Tech pet electronic collars of MS-4 and MS-5. Designed specifically to prevent damage if accidentally installed incorrectly. Replacement battery of B3V 1A