Radio trigger Kaiser Fototechnik FlashTrig 16

The Kaiser Fototechnik FlashTrig 16 is a radio trigger for off-camera flash control. The kit includes a transmitter with a standard hot shoe mount and center contact, and a receiver with a 3.5 mm jack plug. The system operates on 433 MHz radio frequency, supports selection of 16 channels, and offers a working distance up to 30 m. The transmitter is battery powered and the receiver requires batteries as well; the package contains a 23A / 12 V battery for the transmitter while the receiver uses two AAA batteries (not included). Also included are a 3.5 mm to 6.35 mm adapter, sync cable and basic accessories.

Advantages

The trigger provides wireless flash firing with a dedicated sync port and low power consumption for extended operating time. It supports manual channel selection across 16 channels to reduce interference and features a flash test function for quick setup verification. The transmitter’s standard hot shoe mount ensures compatibility with many DSLR and mirrorless camera models.

Suitable for

• Studio and location photography with off-camera flash
• Portrait, product, and event shoots requiring remote flash triggering
• Photographers using DSLR and mirrorless cameras needing simple wireless sync

Key specifications

• Radio frequency: 433 MHz
• Selectable channels: 16
• Working distance: up to 30 m
• Sync speed: up to 1/250 second
• Transmitter mounting: standard hot shoe with center contact
• Receiver connection: 3.5 mm jack (adapter to 6.35 mm included)
• Power: transmitter uses 23A / 12 V battery (included); receiver requires 2 × AAA batteries (not included)

How to use

Attach the transmitter to the camera’s hot shoe and insert the included 23A / 12 V battery. Mount the receiver on the flash unit or connect it via the 3.5 mm jack and adapter to the flash sync input, and install two AAA batteries in the receiver. Select the same channel number on both transmitter and receiver from the 16 available channels. Use the flash test function to confirm triggering before shooting. During use keep the units within the specified working distance and avoid obstacles that could block the radio signal.

Usage recommendations

For reliable performance, choose a channel with minimal interference in your shooting environment and replace batteries before long sessions. If extended range is required, consider positioning transmitter and receiver with clear line of sight and reducing sources of radio interference.