YuwelL BP Apparatus - YE660B: Upper-arm digital monitor, measuring range 0–280 mmHg (0–37.3 kPa), pulse 40–200 beats/min. Accuracy: pressure within ±3 mmHg (±0.4 kPa), pulse within ±5%. Cuff circumference ~22–45 cm. Power: 4 × AA or 6 V/600 mA adapter
