Replacement battery unit for the Wireless LED Light Therapy Mask by SkinAct, SKU25424, suitable for maintaining consistent LED face treatments in spa, esthetics, med spa, and clinical environments. This replacement battery unit supports uninterrupted operation of the compatible wireless LED light therapy face mask (reference mask SKU24519), helping limit treatment downtime when the original battery is depleted or charging. Keep an extra battery unit on hand to support scheduling flexibility across multiple back-to-back LED sessions and maintain steady device availability for staff. Read more