Precision Charts ECG Recording Paper is meticulously crafted to provide accurate and reliable heart monitoring. Its premium thermal Z-fold construction ensures easy handling and durability, while the standard 8-1/2" x 11" size fits most ECG machines. The red grid enhances visibility for precise waveform identification and measurement, and the electrode contact indicators ensure optimal electrode placement. The high-resolution paper delivers sharp and detailed traces with minimal background noise, maximizing interpretability. Precision Charts ECG Recording Paper is compatible with various ECG machines and recorders, making it an indispensable tool for healthcare professionals, researchers, and students alike. Its exceptional trace quality and versatility empower users to effectively monitor heart rhythm, diagnose cardiac conditions, and conduct research with confidence.