1. Code is difficult to repeat
2. Change action mode just by transmitter
3. Build-in inside motor or outside motor
4. Built-in action indicator beeper
5. Change action mode (Step by step / Continuation / upside down)
6. BT-INR88: 9.7*2.9*2.9cm(built - in tubular motor)
7. Easy to add code
8. Transmitter has multi types can choose ex: 1:1 or 1:15 channel
9. LCD display and saving power mode

Specification:
- Voltage: AC110V/60Hz & AC220V/50Hz
- Frequency:433.92MHz
- Receiver: BT-R88IN-R88IN-288