Product size: 63 x 37 x 12mm/2.48 x 1.46 x 0.4inch Product weight: 35 g Rated voltage: 3V(CR2032) Installation: wireless Learning frequency range: 433.92MHz 287MHz Radio transmission distance: 30-100m (Open area) Scope of application: garage door, alarm, automatic door, rolling door, etc. Compatible with MUTANCODE, T, T-8, E-CODE N, MASTERCODE MV MasterCODE MV-1(-21) MasterCODE MV-12(-22) MasterCODE MV-123(-23) MT-1 MT-2 color:Black Material:ABS Package Contents: 1 x Remote Control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.