Key Content

Actigraphy

Motion Biosensors

Health band

Data for Days

Dimensions

Weight

Case material

Standard wristband

Battery type

Recharge time

“Typical battery Life

(@ 1 min epoch)”

Memory size

Memory volatility

Record time

Accelerometer details

Accelerometer sampling rate

PPG sensor

PPG sampling rate

PPG frequency

Light sensor wavelength range

Light measures

Off wrist detection

Moisture protection

Battery life indicator

Audible off wrist alarm

Event marker

Operating system

Computer operating hardware

USB compatibility

Warranty

Spectrum Plus

48mm x 37mm x 15mm

31 grams (with band)

ABS Blend (biocompatible)

BASF Elastollan 1175A10W (TPU) with

Titanium buckle

Lithium Ion rechargeable

2 hours

60 Days (Activity & Light)

32 Mbits

Non volatile

60* days @ 1 minute epoch

from full charge, all channels

MEMS type accelerometer

32 Hz

NA

NA

NA

400-700nm

Irradiance, Photon flux, Photopic

illuminance (Lux)

Yes

IP27

Yes

Yes

Yes

Windows 7 and higher

NA

Yes

2 years

Spectrum PRO

48mm x 37mm x 15mm

31 grams (with band)

ABS Blend (biocompatible)

BASF Elastollan 1175A10W (TPU) with

Titanium buckle

Lithium Ion rechargeable

2 hours

50 Days (Activity, Light, 4 Scores/day)

32 Mbits

Non volatile

50* days @ 1 minute epoch from

full charge, all channels + 4

scores/alarms daily

MEMS type accelerometer

32 Hz

NA

NA

NA

400-700nm

Irradiance, Photon flux, Photopic

illuminance (Lux)

Yes

IP27

Yes

Yes

Yes

Windows 7 and higher

NA

Yes

2 years

AW2

43mm x 23mm x 10mm

16 grams (with band)

ABS Blend (biocompatible)

BASF Elastollan 1175A10W (TPU) with

Titanium buckle

Lithium Ion rechargeable

12-24 hours

30 Days (Activity & Light)

1 Mbit

Non volatile

30 days @ 1 minute epoch, with

Activity & Light limited by

battery life

Solid State Piezo electric accelerometer

32 Hz

NA

NA

NA

400-900nm

Irradiance, Photon flux, Photopic

illuminance (Lux)

No

IP27

No

No

Yes

Windows 7 and higher

NA

USB charger

2 years

Health band

Approx. 200 mm × 24 mm (small); Approx. 230 mm × 24 mm (large)

Height of enclosure: 11 mm; Height of strap: 3 mm

Approx. 25 g / 0.9 oz

ABS Cu, plating Au over Ni

TPU (Biocompatible)

Lithium Polymer rechargeable

90 minutes to full charge

3 Days

4 MB

Non volatile

11 days then the memory rewrites.

Limited by 3 days of battery life

MEMS type accelerometer

16Hz

Optical Volumetric Sensor (2 LEDs equally distributed on

a single axis, centers aligned.)

32 Hz

525 mm for both LEDs

NA

NA

Yes

IPX5/IPX7 (Health Band); IP21 (charging cradle)

Yes

No

No

Android OS 7 and later, iOS 7 and higher.

Tested on devices from leading mobile manufacturers

USB charger

2 years

*Longer recording duration may be possible with intermittent charging by site/subject.

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