Light weight ABS plastic, CNC processed aluminum back with 1/4' and 3/8' screw hole on the back Accepts the V mount V lock battery to converter the power to D-Tap:14.8V, DC:12V, USB:5V, DC:12V Smart and wide applications power output systems. With the help of the battery plate Power up monitors, DSLR cameras, mobile phone, led lights, on camera flash, etc. 15mm Rod clamp which suit for 15mm rod pass through on DSLR rigs and gimbals. V-Lock Mount which access the quick release the battery attachments 1/4' and 3/8' threaded hole on its back enable the extension of the other accessories. User friendly design for the video shooters