This 433MHz flash trigger boasts a maximum sync speed of 1/250s and a working distance of up to 30 meters. Perfect for professional 360-degree photography in various environments. Powered by AC, this durable trigger includes a conversion head for easy switching between 6.5mm and 3.5mm plugs, expanding compatibility with studio flashes. Its single-contact design ensures broad compatibility with Canon, Nikon, Sony, and other cameras. The 4-channel design provides strong anti-interference capabilities. Easy to use, even for beginners. Technical Specs: Material: Plastic, Weight: Approx. 138g / 4.9oz, Transmitter Battery: Built-in 23A-12V battery 50mAh, Receiver Power: AC110-240V, Channel: 4, Working Distance: 30m (max), Working Frequency: 433Mhz, Sync Speed: 1/250s, Conversion Plug: 3.5mm to 6.5mm adapter. Package Includes: 1 x Transmitter, 1 x Receiver, 1 x Adapter, 1 x Flashing Wire, 1 x Manual