B081FLSN3C Bolt VM-1010 TTL Macro Flash

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Ideal for Use with Additional Heads, Measures 2.8 x 3 x 2.4″
Guide Number: 33 @ 328′, Recycling: 4 sec at Full Power
4 Channels / 3 Groups, 5500K, CRI90, Multiple Heads Make Ring Light w/ Mount
Transceiver Option: Wireless Triggering, Wireless Range: 328′
Runs on AAA Batteries, 2 x Diffusers, 9-Filter Color Gel Kit