JJC JF-U2 Wireless Flash Trigger Kit with 2 Receivers

The JJC JF-U2 Wireless Flash Trigger Kit is a reliable and affordable solution for triggering studio flashes and speedlights wirelessly. This kit includes one transmitter and two receivers, allowing you to control multiple flash units from a distance of up to 30 meters. Operating on a 433 MHz frequency with 4 channels, it offers flexibility and interference-free performance. The transmitter fits any standard hot shoe, while the receivers connect via 3.5mm jack (6.35mm adapter included). Powered by a 12V 23A battery (included) for the transmitter and 2x AAA batteries per receiver (not included), this trigger is ideal for portrait, product, and event photography.

Advantages

Wireless freedom with reliable 433 MHz signal; easy setup with hot shoe and 3.5mm connections; long battery life (transmitter standby ~1 year, receiver ~200 hours); compact and lightweight ABS plastic design.

Suitable for

• Photographers using studio strobes or speedlights
• Portrait, product, and event photography
• Users needing multiple flash control without cables

Key specifications

• Product Type: Wireless Flash Trigger
• Kit Contents: 1x Transmitter, 2x Receivers
• Operating Frequency: 433 MHz
• Channels: 4
• Max Sync Speed: Up to 1/250s
• Wireless Range: Up to 30 meters (100 feet)
• Transmitter Power Source: 1x 12V 23A battery (included)
• Receiver Power Source: 2x AAA batteries per receiver (not included)
• Receiver Connection: 3.5mm jack, 6.35mm adapter included
• Transmitter Connection: Standard Hot Shoe
• Trigger Voltage Compatibility: Low voltage trigger
• LED Indicator: Yes
• Compatibility: Universal hot shoe (excluding Sony/Minolta old hot shoe)
• Material: ABS Plastic
• Operating Temperature: -10°C to 50°C
• Sync Cable Included: Yes (PC Sync to 3.5mm)

Recommendations

For best results, use fresh AAA batteries in receivers and ensure line-of-sight between transmitter and receivers. Compatible with most studio flashes and speedlights with low trigger voltage.