Canon BR-E1 Bluetooth Remote Control This BR-E1 Wireless Remote Control, designed specifically for certain Canon cameras, enables you to wirelessly release your camera’s shutter through Bluetooth from within a 16′ operational range. Additionally, while capturing video, it may focus the camera and start and stop recording. It is compatible with the PZ-E1 Power Zoom Adapter for remotely modifying the zoom position and movement of the EF-S 18-135mm f/3.5-5.6 IS USM lens, has a low power requirement, and requires no line of sight to the camera. Specification Item Type : Wireless: Bluetooth Mobile App Compatible : No *As of December, 2022: Check with manufacturer for the most up-to-date compatibility Wireless Range : 16′ / 4.88 m Transmitter Power Source : Battery Transmitter Battery Requirements : 1 x CR2032 Transmitter Dimensions : 1.1 x 3.6 x 0.5″ / 27.9 x 91.4 x 12.7 mm Transmitter Weight : 0.49 oz / 14 g