Wurkkos WK03 519A 18650 Torch

The Wurkkos WK03 519A Torch is a precision-engineered flashlight designed for users who value exceptional light quality, accurate colour rendering, and a natural, comfortable beam. At its core is the Nichia 519A LED emitter—a premium choice among lighting enthusiasts for its outstanding colour performance. Delivering up to 1200 lumens in turbo mode, this variant offers a bright, versatile output that’s more than sufficient for everyday carry, camping, urban navigation, or detailed tasks. While its peak brightness is slightly lower than the SST40 version, it compensates with superior beam quality and a balanced, natural white light that closely mimics daylight.

The Nichia 519A emits a consistent 5000K colour temperature with a remarkable CRI of 95 or higher. This means colours appear true to life under its beam—reds are vibrant, greens are crisp, and whites remain neutral. Many users describe the light as having a subtle "rosy" warmth that feels pleasant on the eye, especially when illuminating walls or reading in low-light conditions. Unlike some high-lumen LEDs that can produce a harsh or greenish tint, the 519A delivers a clean, even beam with no noticeable colour shifts or hotspots.

The beam profile is shaped by a high-quality TIR (Total Internal Reflection) optic, resulting in a soft, balanced throw with a well-defined central hotspot and controlled spill. This makes it ideal for close-up tasks such as reading, inspecting gear, or navigating tight spaces, while still providing enough reach for outdoor use. The light’s colour consistency across all modes is particularly praised, ensuring that your perception of surroundings remains accurate no matter the brightness level.

Built from aerospace-grade 6061 aluminium alloy, the WK03 519A is both lightweight and durable. Weighing just 55 grams without a battery, it fits comfortably in a pocket, on a keychain, or in a gear pouch. Its compact 102mm length and 25mm head diameter make it easy to handle one-handed, even in cold or wet conditions. The head-mounted USB Type-C charging port allows for fast, convenient charging—fully recharging in about 2.5 hours—using any standard USB-C power source.

Safety and intelligence are built into every detail. The flashlight includes reverse polarity protection, automatically disabling operation if the 18650 battery is inserted incorrectly. LVP (Low Voltage Protection) and HVP (High Voltage Protection) prevent damage by cutting power when voltage drops below 2.7V or exceeds 4.35V. A smart switch indicator displays green for good battery, red for low, or flashing red when a recharge is needed—providing clear, immediate feedback.

The multi-mode system includes high, medium, low, strobe, and moonlight settings. Mode memory retains your last used brightness in standard modes, so you can return to your preferred setting without reprogramming. PWM control ensures smooth, flicker-free transitions between modes, while Advanced Temperature Regulation (ATR) helps maintain performance during extended use.

Emitter: Nichia 519A LED

Peak Output: Up to 1200 lumens (turbo)

Colour Temperature: 5000K (natural white)

CRI: 95+ (excellent colour accuracy)

Beam Type: TIR (Total Internal Reflection) lens for balanced, even throw

Battery Type: 1 x 18650 Li-ion rechargeable battery (included)

Charging Time: Approx. 2.5 hours (0 to full)

Weight: 55g (without battery)

Dimensions: 101.5mm (length) × 24.7mm (head diameter)

IP Rating: Not specified (typically IPX4 or similar)