Features: Four-button forsmart copy design, easy to use, improving work efficiency. The oscillation resistance does not need to be considered, and this product will automatically be compatiblewith the oscillation resistance. Remote control distance approx 50-100m (in an open environment, the sensitivity of the receiving device is -100dbm) Modulation methods ASK amplitude modulation ;Matching methods: copying It is suitable for copying and copying remote controllers such as electric door remote control, telescopic door remote control, Garage door remote control, motor control remote control, curtain control remote control, LED light remote control, automobile and motorcycle remote control, industrial equipment remote control, etc. Specifications: Material: ABS Optional Frequency: 315MHz/433MHz Remote Control Distance: 50-100m Pair Mode: forSmart Copy Color: Black Working voltage 9V Dimension: As Pictures Quantity: 1 Pc Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. ! Package includes: 1PC x Remote Control