Nightstick USB-590XL

The Nightstick USB-590XL is a round-body LED handheld light rated at 1,100 lumens and 17,845 candela, with White and Red output. That candela figure works out to an effective positive identification distance of 46 yards and visual impairment out to 6 yards, both calculated from the published beam data. It runs on Rechargeable Li-Ion. It weighs 5.9 oz in an aluminum body 6.07 inches long. Measured against the 362 handheld lights in the index, it lands on the dimmer side for output (1,100 lumens), on the less intense side for beam intensity (17,845 candela), on the heavier side for weight (5.9 oz), and about in the middle for price ($95). It is one of 127 entries in the index that qualify as a light in the same 1,000 to 1,999 lumen class. The closest listed comparison is Nightstick NSR-9614XL, the same brand's light in the same 1,000 to 1,999 lumen class, priced at $95.

Nightstick USB-590XL
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SeriesUSB-590XL
Light ColorWhite+Red
Emitter TypeLED
Lumens1100
Candela17845
Effective PID Distance (yds)46
Max Effective PID Distance (yds)40 to 60
Effective Visual Impairment (yds)6
Max Effective Visual Impairment (yds)5 to 10
BatteryRechargeable Li-Ion
RechargeableYes
MaterialAluminum
Weight (oz)5.9
Bezel Diameter (in)1.18
Length (in)6.07
Average Price$95
Form FactorRound
LaserNo

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