Product DescriptionWhisper Wear Rechargeable Battery Kit Save money on disposable batteries by using The Whisper Wear Rechargeable Battery Kit. This kit guarantees to keep your rechargeable batteries fresh and long-lasting. Fully charged batteries let you power your Whisper Wear Pump for up to 4 hours. Includes 4 batteries so you can charge 2 while the other 2 batteries are in use. Memory-free rechargeable batteries power your pump up to 4 hours.
