Lenovo GX81Q72385 stylus pen vs Lenovo USI Pen 2

Comparison of GX81Q72385, USI Pen 2

25 specifications	A Lenovo GX81Q72385 stylus pen Model GX81Q72385 View product	B Lenovo USI Pen 2View product
Features1 differ
Device compatibilityDiffers	Universal	Laptop
Brand compatibility	Lenovo	Lenovo
Compatibility	Lenovo 300e Yoga Chromebook Gen 4 Lenovo 500e Yoga Chromebook Gen 4 Lenovo Chrome 2in1 14IRU10 Lenovo Chromebook Duet 11M889 Lenovo Chromebook Duet EDU G2	Lenovo 300e Yoga Chromebook Gen 4 Lenovo 500e Yoga Chromebook Gen 4 Lenovo Chrome 2in1 14IRU10 Lenovo Chromebook Duet 11M889 Lenovo Chromebook Duet EDU G2
Product colour	Grey	Grey
Certification	FCC（EMC） IC（EMC） CE（EMC） CB UKCA SABS CoC VCCI（EMC） KC（EMC）	FCC（EMC） IC（EMC） CE（EMC） CB UKCA SABS CoC VCCI（EMC） KC（EMC）
Tip colourKnown for one	—Unknown — not stated by the source	Black
Magnetic charging connectorKnown for one	—Unknown — not stated by the source	Yes
Supported protocolsKnown for one	—Unknown — not stated by the source	USI 2.0
Batteryidentical
Battery lifeKnown for one	12 month(s)	—Unknown — not stated by the source
Number of battery cellsKnown for one	—Unknown — not stated by the source	1
Rechargeable batteryKnown for one	—Unknown — not stated by the source	Yes
Packaging contentidentical
Batteries includedKnown for one	Yes	—Unknown — not stated by the source
Weight & dimensionsidentical
Weight	16.5 g	16.5 g
WidthKnown for one	137.3 mm	—Unknown — not stated by the source
DepthKnown for one	9.5 mm	—Unknown — not stated by the source
HeightKnown for one	9.5 mm	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	0 - 90%	0 - 90%
Packaging dataidentical
Package type	Box	Box
Package width	220 mm	220 mm
Package depth	55 mm	55 mm
Package height	20 mm	20 mm
Package weight	64 g	64 g
Quantity per packKnown for one	—Unknown — not stated by the source	1 pc(s)
Technical detailsidentical
Warranty periodKnown for one	1 year(s)	—Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.