1,Powered by 3*Ag13 button cell 2,Around 150 minutes using time 3,auto changing vivid colors 4,Tumbler pill design Tumbler Pill Vivid Light 1,Powered by 3*Ag13 button cell 2,Around 150 minutes using time3,auto changing vivid colors4,Tumbler design in funny pill appearance Tumbler Pill Vivid LED Light