User Manual

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