SAW - stabilized design; surface mount RF transmitter, factory programmed mega code format supports over 1,000,000 codes.
1. Frequency: 433.92MHz. 2. Encoder: fixed code, hopping code and rolling code. 3. Range: 80 meters. 4. Modulation: AM. 5. Channel: 1~4. 6. Power: 12V / alkaline battery. 7. Color: black (waterproof). 8. Case size: 49x 38 x13 mm. 9. Remark: 1,000,000 codes.