Features: Compact 2 button IR keychain remote, compatible with most Velleman IR receivers, 2 powerful IR LEDs for a range of up to 15m (indoors), 16 channels (allow use of multiple transmitters in one room), easy channel configuration, no jumpers required, Transmit’ - LED.

Specifications: Power supply 12V 9 e.g. VG23GA, GP23GA, etc...) (not incl.), dimensions 2.3” x 1.6” x 0.5”