In practical use

The Atlas range is built for mobile work with substantial flash output. Atlas and Atlas Pro generations use different batteries, flash tubes and accessories, so parts must be matched to the exact model.

Compatibility and system

This product belongs to the Atlas 400 Pro TTL system. Do not assume cross-generation compatibility from a similar name alone—Atlas Pro in particular uses different batteries, flash tubes and adapters from the older Atlas line. Confirmed compatibility: Atlas 400 Pro TTL.

Technical specifications

• Family: Atlas
• Generation: Atlas 400 Pro TTL
• Power supply: Li-ion 21.6 V / 2600 mAh
• Capacity / output: up to about 390 full-power flashes
• Charging time: about 2 h
• Indicator: 4-level LED charge indicator

Package includes:

• Quadralite Atlas 400 Pro PowerPack battery
• original packaging