Features real-time charging status monitoring with automatic current and voltage adjustment to prevent overcharge, overheating, and short circuit
Compatible with power banks, computers, car chargers, and wall sockets
White light LED
Additional details
UV purple light (K03
395nm UV on side; K04: 365nm UV on front)
RGB side lights with multiple modes
Additional details
K03
White light (High - Low - Flash), triple-click strobe
K04
White light (High - Low - Flash) followed by UV purple light, triple-click strobe
K03
White strong - White weak - 395nm UV - Red/Blue alternating flash
K04
Flowing - Meteor - Red flash → White - Red - Yellow - Green - Cyan - Blue - Purple (single color modes)
Magnetic tail for attachment and inspection
Dual-direction clip (hat clip/backpack clip) included for versatile carrying options
High-decibel buzzer alarm activated by long-pressing the switch for emergency alert
UV light for multi-purpose detection and identification (e.g., currency, antiques, fungi, agricultural residues); serves as a preliminary screening tool and does not replace professional equipment
RGB flowing side light serves as ambient and reading light
Battery level indicator
Rechargeable lithium battery
Additional details
K04
Approx. 2 to 13 hours (depending on mode)
Daily travel, outdoor activities, emergency situations, inspection and verification tasks
Compact and lightweight, similar in size to a lighter
Additional details
Thickness
20.4 mm
Square-rounded shape for comfortable grip and portability
Dual-direction clip
Keychain ring
Additional details
UV light wavelength differs between models
K03 uses 395nm UV on the side; K04 uses 365nm UV on the front
The flashlight is designed for multi-scene use and easy natural light enjoyment with soft, non-glaring illumination
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