Westcott S18 Mini Flash

The on-camera S18 Mini Flash from Westcott is a simple lighting solution with a compact design. This fully manual flash is compatible with a variety of camera models with a universal hot shoe.

It has a guide number of 16' at ISO 100, and the head tilts from -3° to 72°. The output level can be manually adjusted from 1/64 to full power in 0.3-step increments.

The built-in 1250mAh rechargeable battery allows the flash to deliver up to 500 full-power flashes and recycle in 2.5 seconds. Five color gels are included for added creative flexibility.

Westcott S18 Mini Flash Features:

• Compact on-camera flash with universal hot shoe
• Guide number of 16' at ISO 100
• Tilt range from -3° to 72°
• Manual power adjustment from 1/64 to full power in 0.3-step increments
• Built-in 1250mAh rechargeable battery
• Up to 500 full-power flashes per charge
• 2.5-second recycle time
• Includes five color gels

7 Manual Flash Levels & Optical Mode

Adjust the output power from 1/64 to full power in 0.3-step increments. For greater lighting control, the S18 features an optical mode with S1 and S2 settings.

• S1 Mode: The flash triggers when it detects any burst of light from a main flash.
• S2 Mode: The flash ignores a single pre-flash and fires on the second burst of light.

Power & Sync Port

The internal 1250mAh battery recharges via USB-C in about 2.5 hours. An integrated 3.5mm sync socket is also available for cable connectivity.

Available light runs out. The S18 steps in, giving you clean, controllable flash in a package that fits in your pocket and works with your camera right out of the box.

Mini Flash. Major Difference.

• Pocket-sized flash improves photos when natural light isn’t enough
• Ultra-compact and lightweight at just 3.5 oz (100g) making it easy to carry in any camera bag or pocket
• Universal single-pin hot shoe design compatible with most Canon, Nikon, Sony, Fujifilm, Panasonic Lumix, Olympus, and Leica cameras
• 18Ws flash output with GN16 (ISO 100) provides brighter illumination than built-in camera flashes for indoor photos and portraits
• Tilting flash head (-3° to 72°) enables direct fill flash or bounce lighting for softer, more natural indoor photos
• 19-step manual power adjustments across a 7-stop energy range (3.0–9.0) with fine 0.3 increments allow precise control over flash brightness
• Built-in 3.7V 1250mAh rechargeable lithium battery with USB-C charging eliminates the need for disposable batteries
• Up to 500 full-power flashes per charge keeps you shooting longer without interruptions
• Fast recycle times from 0.01–2.5 seconds help you stay ready for the next shot
• Includes 5 color gels including Diffusion, CTO, 1/2-CTO, Yellow, and Red for experimenting with creative lighting effects