User Manual

Introduction
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Introduction
Thank you for choosing Bolt. The Bolt VC-310C is a compact, full-featured shoe-mount ash for your Canon camera.
This advanced digital ash puts creative control in your hands with a broad range of automatic and manual features. It
can be used as both an on-camera ash and a wireless slave ash. Among the benets you’ll enjoy:
Full compatibility with Canon’s E-TTL metering system
Wireless TTL control with multiple ash units and groups
Eight manual ash levels: full to 1/128 power, plus ne-tuning by 1/3 increments
Multi (stroboscopic) mode
Tilt and swivel head: -7° down, 90° up, 90° right, and 60° left
Backlit LCD
Autofocus assist for low-light photography
Rear-curtain sync
Clip-on diffuser
Automatic power-saving function
Overheating protection
Upgradeable rmware