This is a remote control switch that connects via a multi-USB connector. It's convenient for long exposure photography, such as for capturing starry skies. Functionality has been confirmed. - Brand: OLYMPUS - Model Name: RM-UC1 - Included items: Instruction manual, box, Velcro strap for bundling - Features: With lock Used twice, but has scratches on the surface due to use during overseas travel. Compatible Models: E-M1 E-M5 Mark II E-M5 E-M10 Mark II E-M10 PEN-F E-P5 E-P3 E-P2 E-P1 E-PL8 E-PL7 E-PL6 E-PL5 E-PL3 E-PL2 E-PM2 E-PM1