The Bolt Cyclone Battery Pack for Camera Flash is an affordable, reliable power source that works with most shoe- and handle-mount professional quality flash units, such as Canon 600EX-RT, Nikon SB-910, Sony HVL-F58AM, Metz 76 series, etc. You can clip the Cyclone on your belt with the included clip, or carry it using the included strap, and get enough power for up to 400 full power flashes, or thousands of flashes in TTL mode.
The Cyclone has 4 colored LED indicators so you can easily monitor battery capacity. Recycling time is a lightning-fast 1 second, at full power. The power pack will recharge in 2 hours using the included BO-1003 charger, which can operate on 100-240VAC. Compatible with battery pack systems and accessories for brands such as Quantum, Lumedyne, Dynalite and Impact.
With most compatible flash units, an additional flash cable is required to connect the battery pack to the flash. Please click here to see a complete Flash Compatibility Chart.
| Battery Type | Nickel-metal hydride (Ni-MH) |
| Recycle Time | App. 1 second |
| Number of Flashes | 400 at full power (with shoe mount flash) |
| Recharging Time | 2 hours |
| Remaining Power Indicator | 4-LED display (full, 3/4, 1/2 and 1/4) |
| Belt Clip | Yes |
| Shoulder Strap Loops | Yes |
| Dimensions | 4 x 5.9 x 1.7" (10.4 x 15 x 4.4 cm) |
| Weight | 18 oz (502 g) |