Guarantee; Technical Specifications - Microlife BP W3 Comfort Manual

8. Guarantee

This device is covered by a 5 year guarantee from the date of
purchase. The guarantee is valid only on presentation of the guarantee
card completed by the dealer (see back) confirming date of purchase
or the receipt.
 Batteries, cuff and parts that become worn with use are not included.
 Opening or altering the device invalidates the guarantee.
 The guarantee does not cover damage caused by improper
handling, discharged batteries, accidents or non-compliance with
the operating instructions.
Please contact your local Microlife-Service (see foreword).
8

9. Technical Specifications

Operating conditions: 10 - 40 °C / 50 - 104 °F
15 - 95 % relative maximum humidity
Storage conditions: -20 - +55 °C / -4 - +131 °F
15 - 95 % relative maximum humidity
Weight: 112 g (including batteries)
Dimensions: 81 x 65 x 21 mm
Cuff size: 13.5 - 23 cm (5.25 - 9.05 inches)
Measuring procedure: oscillometric, corresponding to Korotkoff
method: Phase I systolic, Phase V diastolic
Measurement range: 20 - 280 mmHg – blood pressure
40 - 200 beats per minute – pulse
Cuff pressure display
range: 0 - 299 mmHg
Resolution: 1 mmHg
Static accuracy: pressure within ± 3 mmHg
Pulse accuracy: ± 5 % of the readout value
Voltage source: 2 x 1.5 V alkaline batteries; size AAA
Battery lifetime: approx. 320 measurements
(using new batteries)
IP Class: IP20