Bissell cordless vacuum charger. AC adapter model K12S270050U, Class 2 power supply. Input 100-240V, output 27.0V 0.5A, center positive barrel plug. Cord tag reads BISSELL VAC. For Bissell cordless vacuums that use this 27V charger - check your model takes this plug and voltage. Good condition. Untested. Local pickup in Riverside, cash only.