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Model B3V1A Battery 6-Pack for MS-4 and MS-5 Digital Ultrasonic Pet Collar This battery has been designed by the developers of the original Fully Automatic Power Pet Doors and safely powers your MS-4 and MS-5 electronic pet collars. Typically powers your MS-4 and MS-5 collar for 3 months, and has a shelf life of years. Also sold in 1-pack, 2-pack and 12-pack. IMPORTANT: Please make sure to always use genuine High Tech Pet ® replacement batteries. There are inexpensive knock-offs with battery chemistries that can damage the collar circuitry. Damage from use of off-brand batteries will void your product warranty
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🇺🇸 Ship from USA · On Agora since 2026
$44.99