supply of vvir- mp with matching electrode ( 58cms ) & pli and magnet etc.vvir- mp with matching electrode ( 58cms ) & pli and magnet etc., vvir- mp with matching electrode ( 58cms ) & pli and magnet and fluro-cover ----pacing modes: vvi / vvt / voo . programmable.parameter-rate / pulse / amplitude / sensitivity / pulse width / hysteresis / telemetry.essential feature: ( a ) auto measurement of threshold which will result in automatic adjustment of output, prolonging the life of pacemaker. expected longivity to be not less than 12yrs . ( b ) it must have at / af duration detection and disclosure . physical characteristic weight around 20g with small profile . electrode-steroid electrode or coated electrode / unipolar or bipolar. .all pacemakers should be covered by life time warranty ( providing pacing therapy for the duration of patients life time ) . should be mri compatible. item code s62240 ai 22-23 => limited