Product Description
The On Call® Extra Blood Glucose Monitoring System offers a fast, reliable, and user-friendly solution for diabetes management. With no coding required, it delivers clinically proven accuracy using a tiny 0.4 μL sample in just 4 seconds. The large display ensures easy readability, while audible fill detection minimizes wasted strips. Designed for convenience, it features test reminders, hypo/hyper alarms, and a test strip ejector for hygienic disposal. Compatible with the On Call® Diabetes Management Software, this meter provides smart data tracking with long-term test averaging. Engineered to meet ISO 15197:2015 standards, it’s a trusted choice for effective blood glucose monitoring.
Product Features
- No Coding Required – Simplifies testing and eliminates errors.
- Fast & Accurate – Results in just 4 seconds with 0.4 μL sample size.
- Clinically Proven – Works at a hematocrit range of 25-60%.
- Easy-to-Use Design – Large bold-number display and strip ejector.
- Smart Alerts – Includes hypo, hyper, and ketone alarms.
- Advanced Memory – Stores 500 test results with date & time.
- Test Averaging – Provides 7, 14, 30, 60, and 90-day averages.
- Alternate Site Testing – Use on fingertip, forearm, or palm.
Product Specifications:
| Enzyme | Glucose Oxidase (GOD) |
| Calibration Method | No coding |
| Test Time | 4 seconds |
| Sample Size | 0.4 μL |
| Hematocrit Range | 25 – 60% |
| Operating Temperature | 5 – 45ºC (41 – 113°F) |
| Operating Humidity | 10 – 90% |
| Test Range | 0.6 – 33.3 mmol/L (10 – 600 mg/dL) |
| Memory Storage | 500 records with date & time |
| Test Averaging | 7, 14, 30, 60, and 90-day averages |
| Battery Life | Up to 1,000 tests |
| Automatic Shutoff | 2 min after last action / 5 sec after strip removal |
| Display Size | 31 x 34 mm |
| Alternate Site Testing | Fingertip, forearm, or palm |









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