Vello FreeWave LR Wireless Flash Trigger and Receiver Kit Wigs & Accessories this is essentially a MicroView

this is essentially a MicroView without the Arduino portion

Dimensions: 6" long (155mm)

1 x LilyTwinkle

with extra long legs – great for stacking R3-compatible Arduino shields

4GHz frequency easily passes through objects giving you the ability to place lights behind them and around corners

Vello FreeWave LR Wireless Flash Trigger and Receiver Kit Wigs & Accessories this is essentially a MicroView2. 4 GHz Frequency Range: Up to 600' Flash Sync Speed of Up to 1 250s Eight Channels 90 Low Profile Adjustment Compatible with Most Hot Shoe Flashes Internal Antenna LED Indicators The FreeWave LR Wireless Flash Trigger and Remote Control from Vello is a versatile, reliable remote control kit that will trigger off camera flash units and studio lights from up to 600' away. The 2. 4 GHz frequency provides reduced radio interference and an extended range