Voltage: 8.4V 

Capacity:  740mAh

Compatible Models: For Vocastim Trainer

Replace Part Numbers: HR-AAA4U-1000-F3+F4, PA-A2743-R003. HR-4U

Shipping Instructions:

• Orders are typically processed and shipped within 1-2 business days after payment, excluding holidays. (Note: Battery testing is required before shipping.)
• We only ship to confirmed order addresses. Please ensure that your address, phone number, and postal code are accurate and complete. Your order address must match your shipping address.
• Due to shipping regulations, pure battery packs are classified as dangerous goods, which may result in longer shipping times compared to standard items. Some countries do not allow air transport of batteries. Estimated delivery times are as follows: