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Logitech G703 LIGHTSPEED HERO

Black · 910-005641 · UK manufacturer configuration

G703 LIGHTSPEED HERO in Black, part 910-005641, with lightspeed wireless usb receiver; usb data and charging cable. HERO 25K; manufacturer-listed mouse weight 95 g.

Reviewed 7 Sept 2026Manufacturer specifications, not a hands-on test.

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WHAT IT BRINGS

The useful part.

The HERO version combines wireless operation with six configurable buttons and an optional 10 g weight.

Manufacturer source

BEFORE YOU CHOOSE

The checks that matter.

POWERPLAY wireless charging requires separate hardware; the extra weight increases the 95 g base mouse mass.

Manufacturer source

NOTHING HIDDEN IN THE SMALL PRINT

Every specification.
With its source.

Our publishing standard

Sensor model / type: HERO 25K
Conditions & context
Manufacturer specification
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Connections: LIGHTSPEED wireless USB receiver; USB data and charging cable
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Manufacturer specification
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Weight: 95 g
Conditions & context
Manufacturer specification · Manufacturer-listed mouse weight before the optional additional 10 g. This is not an independently measured result.
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Dimensions: 124 × 68 × 43 mm (length × width × height)
Conditions & context
Manufacturer specification · Mouse body dimensions, ordered length × width × height from the manufacturer’s millimetre values. Longitudinal Height or Depth labels are normalised to length where the primary table uses them; cable length is separate.
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Body length: 124 mm
Conditions & context
Manufacturer specification · Mouse body dimensions, ordered length × width × height from the manufacturer’s millimetre values. Longitudinal Height or Depth labels are normalised to length where the primary table uses them; cable length is separate.
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Hand orientation: Right-hand control layout; asymmetric shell with left-side thumb buttons
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Manufacturer specification · Layout described from individually inspected exact-model official product views; side-button placement is a physical observation, not a tested comfort or grip recommendation.
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Programmable controls: 6
Conditions & context
Manufacturer specification · Manufacturer count of programmable buttons; software configuration may be required.
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Tracking sensitivity: 100–25,600 DPI
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Manufacturer specification · Manufacturer sensitivity range or maximum, not an accuracy score or a recommendation to use maximum DPI.
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Report frequency: USB and LIGHTSPEED: 1,000 Hz
Conditions & context
Manufacturer specification · Manufacturer report frequency; this is not measured click latency or overall responsiveness.
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Battery life and conditions: Up to 60 hours with lighting off
Conditions & context
Manufacturer specification · Manufacturer estimate under the stated lighting or motion conditions. Runtime varies with settings, usage and computing conditions.
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Cable length: 1.8 m
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Manufacturer specification
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Optional additional weight: 10 g
Conditions & context
Manufacturer specification · Optional additional mass, separate from the listed mouse weight.
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Lighting: LIGHTSYNC RGB
Conditions & context
Manufacturer specification
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