Features: 1. Non-woven backing permeability and breathing resistance, the most suitable for the skin, the most appropriate diagnosis and monitoring for a long time. 2. Using glue, sticky itself, even if the user pressure or motion amplitude is larger, conductive adhesive also can't instantly from the skin surface, suitable for ecg diagnosis and monitoring in the movement. Scope of application: 1. Supporting the use of ecg monitoring inspection equipment 2. With eeg monitoring supporting the use of inspection equipment 3. With the electrical monitoring supporting the use of inspection equipment 4. Supporting the use of newborn hearing screening equipment Description: Item Type: Electrodes Model: CH50B Ac resistance: ≤3KΩ(10HZ) Direct offset voltage: ≤100mv Internal noise: ≤150 Simulation of defibrillation performance: ≤100mv Bias current tolerance: ≤100mv Cell toxicity: Level 2 or less Primary skin irritation: Slight Sensitization: Level 1 or less Style: Circular Size: Diameter of 50 mm Validity: 2 years Package Included: 1 X 20pcs electrodes Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.