The SpiderView digital HOLTER ECG recorder is:

Small (97 x 54 x 23mm) and weighs 85g.
Multi-application (multiple channels, multiple days, multiple recording modes)
User friendly with large screen and functional keys
Functional. Placing the recorder on the patient and outside the clinic/laboratory. Recorder programming, lead conductivity, and ECG signal quality are displayed on the screen, independent of the analysis computer.
Economical to use, 1 AA alkaline or rechargeable battery
Technical Characteristics – Features

Storage medium: Secure Digital card with a capacity of 1 GB
Sampling frequency: 200Hz, resolution: 10μV
High resolution capability, 1000Hz sampling, resolution: 2.5μV
Frequency response: 0.05 – 100 Hz
Six-key keypad for data input (patient name, parameter programming, etc.)
Event Button Marker
Liquid crystal display (LCD)
Power supply from 1 1.5V type AA battery (alkaline or rechargeable)
Recording duration 24 / 48 / 72 / 96 hours
Recorded channels: 2, 3, 9, XYZ, 12)