1. Model:YNG123 2. Type of programming:Programming with the receiver 3. Frequency:433.92MHz 4. Buttons:2 / 4 5. Battery:Include Battery Colour:As Shown Material:ABS Compatible Models MITTO 2 / MITTO 4 MITTO2M / MITTO4M MITTO B 02 MITTO B 04 KLEIO B 02 KLEIO B 04 TRC1 / TRC2 / TRC3 Access to receiver required. Please make sure you have access to your receiver/opener before purchase. Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 2 * 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.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin