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Logitech G305 LIGHTSPEED

Black · LIGHTSPEED wireless · M-R0071 hardware

A wireless HERO mouse powered by a replaceable AA battery, with a receiver stored inside the body.

Reviewed 6 Sept 2026Manufacturer specifications, not a hands-on test.

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Connections: 2.4 GHz LIGHTSPEED wireless with USB receiver → Wired USB

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Logitech G703 LIGHTSPEED HERO in Black: exact official product gallery view

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WHAT IT BRINGS

The useful part.

The replaceable AA battery avoids a built-in rechargeable cell.

Manufacturer source

BEFORE YOU CHOOSE

The checks that matter.

Its LIGHTSPEED connection needs the USB receiver, and the 99 g operating weight includes an AA battery.

Manufacturer source

NOTHING HIDDEN IN THE SMALL PRINT

Every specification.
With its source.

Our publishing standard

Sensor model / type: HERO optical sensor
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Manufacturer specification
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Connections: 2.4 GHz LIGHTSPEED wireless with USB receiver
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Manufacturer specification
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Weight: 99 g
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Manufacturer specification · With one AA battery; mouse alone is 75 g. Battery type changes operating weight.
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Dimensions: 116.6 × 62.15 × 38.2 mm (length × width × height)
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Body length: 116.6 mm
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Body width: 62.15 mm
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Manufacturer specification · Overall width, not grip width.
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Hand orientation: Thumb buttons on the left side only
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Manufacturer specification · Manufacturer diagram places forward/back on the left; the body is not a mirrored left-thumb control layout. No comfort test claimed.
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Programmable controls: 6
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Manufacturer specification · Left, right, wheel click, forward, back and DPI cycle; excludes the underside power switch.
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Maximum tracking resolution: 12000 DPI
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Manufacturer specification · Tracking resolution, not a performance or accuracy score.
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battery: One replaceable AA alkaline or lithium battery
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Claimed performance-mode runtime: 250 hours
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Manufacturer specification · Up to, in performance mode under Logitech's conditions; varies with use, battery and computing environment.
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Lighting: No RGB lighting; status indicator only
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