The Kokido Voltera 105 Cartridge Support Core s a genuine replacement part compatible with both the Kokido Voltera 105 and Telsa 90 Rechargeable Handheld Pool and Spa Cordless Vacuum Cleaners. This essential component provides structural support for the vacuum’s filter cartridges, ensuring they remain securely in place during operation to effectively capture fine dust. Built for durability, it maintains the integrity of the filtration system, supporting fine cleaning modes.