During construction infrastructure inspections and intensive everyday carry (Everyday Carry or EDC), operators frequently require a single device capable of oscillating between a broad floodlight for confined spaces and a focused spot for long-range targeting. LED flashlight, rechargeable 20W 1500Lm 5000K 4000mAh VIDEX VLF-A231Z | black – rotary zoom and accidental activation protection is an industrial-grade handheld torch that provides absolute mastery over beam geometry via a rotational lens mechanism. This engineering solution avoids the friction wear associated with linear sliding focus systems, ensuring enduring mechanical precision in abrasive working environments.

The mechanical architecture is driven by a high-efficiency Luminus SST40 solid-state LED engine, generating a formidable 20W output with a calibrated 1500-lumen Turbo profile. Optical projection is manipulated by a threaded rotational zoom collar: turning the bezel allows the user to seamlessly constrict the broad flood pattern into an intense pencil beam, unleashing 12000 cd of peak intensity and piercing darkness up to 230 meters. The 5000K neutral white daylight spectrum provides exemplary surface and relief contrast, substantially enhancing the detection of electrical or pipeline faults without eye strain. The internal circuitry utilizes full discharge stabilization, guaranteeing a flat and consistent lumen delivery across all operating modes irrespective of declining battery voltage. The command interface is split between two tactile switches: a tactical tailcap button offering immediate on/off power (including half-press momentary activation), and a side selector switch for navigating five constant-on modes (Turbo, High, Middle, Low, Moon) plus a 3-second hold Strobe function. The electronics feature an integrated lockout to prevent accidental battery drainage inside packs or toolboxes. Energy is sourced from a swappable Li-ion 21700 battery (4000mAh), replenished via an onboard USB-C terminal in 3 hours and 15 minutes, with real-time status displayed by a 4-level color LED fuel gauge on the side switch. The anodized aircraft aluminum chassis complies with the IP67 standard (total dust exclusion and temporary submersion down to 1 meter) and safely absorbs mechanical drop impacts.

Technical Specifications and Operating Parameters

• Physical Dimensions (mm): Overall length 140 mm, head diameter 30 mm, and body diameter 30 mm with a lightweight 87 g chassis (excluding battery) for balanced single-handed control.
• Rotational Optical Zoom: Precision-threaded lens articulation mechanism that eliminates the wear commonly found in push-pull sliding systems.
• Optical Emitter and Wattage: High-density Luminus SST40 crystal LED delivering 20W electrical power and up to 1500Lm of Turbo flux.
• Beam Throw Reach: Concentrated focal setting generates 12000 cd of peak intensity, yielding a clear observation distance of up to 230 m.
• Neutral Daylight Profile: 5000K color temperature ensures precise recognition of technical components and surface textures.
• Full Output Stabilization: integrated driver sustains uncompromised luminous intensity regardless of battery voltage drops.
• Turbo Mode Parameters: 1500Lm output, 230 m throw, 12000 cd intensity, cumulative runtime up to 3h (regulated by thermal sensors).
• High Mode Parameters: 750Lm output, 170 m throw, 6300 cd intensity, continuous operating runtime of 3h 20min.
• Middle Mode Parameters: 450Lm output, 135 m throw, 4300 cd intensity, continuous operating runtime of 5h 30min.
• Low Mode Parameters: 250Lm output, 100 m throw, 2700 cd intensity, extended field runtime of 10h.
• Moon Night Profile: 20Lm output, 20 m throw, 240 cd intensity, maximum field autonomy up to 100h on a single charge.
• Strobe Safety Signal: 1500Lm high-frequency flashing beacon with a 230 m reach (activated via a 3-second hold on the side switch).
• Dual-Switch Command Architecture: Tactical tail button for instantaneous primary power and a side switch for fluid mode selection during operations.
• Swappable 21700 Reservoir: Standard Li-ion 21700 cell offering 4000mAh capacity (3.7V) included; adapter sleeve provided for 18650 compatibility.
• Fast USB-C Interface: Chassis-mounted USB-C terminal (DC 5V, 2A) completes full battery restoration within 3 hours and 15 minutes.
• IP67 Ingress Certification: Complete dustproof barrier and waterproof integrity against temporary submersion down to 1 m; 1 m drop resistance.
• Package Deliverables: Aluminum handheld torch, Li-ion 21700 battery, 18650 adapter, tactical button boot, clip, lanyard, and cable.