GE Compatible 9402-020 Generic ECG Thermal Paper in 10 Pack, Z-Fold with Red Grid. Generic ECG Paper size 8.50" x 11" (216mm x 280mm), Full Page Grid. 300 Sheets per pad/pack. Item is new, factory sealed in original retail packaging. For use with machines: MAC 6, MAC 8, MAC 12, MAC 15, MAC 5000, MAX 1, CASE 12, 15, 16, 8000, MACVIEW, MUSE, MAC VU, Centra, MAC 6/8/12/15, MAX-1, Muse 1000/3000/5000 and Muse 45F/G Writer