Ulanzi LM18 Mini LED Video Light 1.7W IPX5 for DJI Action 3/4

The Ulanzi LM18 is a compact and powerful mini LED video light designed for action cameras, including DJI Action 3 and 4. With a 1.7W output and IPX5 waterproof rating, it delivers reliable illumination in various environments. Its built-in 800mAh battery provides up to 60 minutes of runtime at maximum brightness, and USB-C charging ensures convenient power management.

Advantages

This light offers four brightness levels (25%, 50%, 75%, 100%) and a high CRI of ≥95 for accurate color reproduction. The 60° beam angle provides even coverage, while the magnetic mount and included adapters (cold shoe, 1/4"-20 thread, GoPro adapter) offer versatile attachment options. Its lightweight and durable ABS/aluminum alloy construction make it ideal for on-the-go filming.

Suitable for

• Action camera videography (DJI Action 3/4, GoPro)
• Vlogging and content creation
• Outdoor and adventure filming
• Low-light fill lighting

Key specifications

• Power Output: 1.7W
• Illuminance: 1000 Lux @ 0.3m
• Color Temperature: 5500K ± 200K
• CRI: ≥95
• Beam Angle: 60°
• Waterproof Rating: IPX5
• Battery: Built-in 800mAh Li-ion
• Max Runtime: 60 minutes
• Charging: USB-C, approx. 1.5 hours
• Brightness Levels: 4 (25%, 50%, 75%, 100%)
• Material: ABS, Aluminum Alloy
• Mounting: Cold Shoe, 1/4"-20, Magnetic, GoPro Adapter

Recommendations

For best results, use the LM18 as a fill light in low-light conditions. Pair with a diffuser for softer illumination. Ensure the USB-C port cover is closed when using in wet conditions to maintain IPX5 protection.