Spysponge AAA Rechargeable Batteries (4-Pack) broad knife What is this used for

What is this used for

Forced Air Cooling Fan keeps battery at optimum charging temperature and prevents over heating

Illuminated surface diameter is approximately 39

Easy to install

The EasyClean Finishing Box helps produce professional results every time

Spysponge AAA Rechargeable Batteries (4-Pack) broad knife What is this used forSPYSPONGE Branded AAA Rechargeable Alkaline Batteries. 1100mAh Super Capacity. For use in our SPYSPONGE sponges. Using our 8 BAY AAA RAPID BATTERY CHARGER, these batteries charge in approximately 120 minutes. *Please make sure to charge batteries for 10 hours on the initial charge. Note: 8 Bay AAA Rapid Battery Charger sold separately.