Features: 1.Come with built?in button battery, providing long service time, more convenient to use. 2.Wireless remote control is equipped with metal buckle, elegant appearance and high durability. 3.Maximum control distance up to 100 meters outdoors with low interference, provide you more convenience. 4.It is just a common RF remote / transmitter, working with remote switch receiver (not included) only. 5.This remote control can copy the attached 433Mhz remote control as follows: TOP432SA, TOP432A, etc. Specification: Item Type: Roller Shutter Remote Control_x000D_ Material: ABS + Metal_x000D_ Battery Type: Built-in CR2025 120mAh Button Battery_x000D_ Rated Voltage: 12V_x000D_ Rated Current: 14mA_x000D_ Wireless Transmission Distance: Approx. 100m/110yd_x000D_ This remote control can copy the attached 433Mhz remote control as follows:_x000D_ TOP432SA_x000D_ TOP432A ... TOP434A_x000D_ TOP432EV ... TOP434EV_x000D_ TOP432M ... TOP434M_x000D_ TOP432NA ... TOP434NA_x000D_ TOP432S, T432, T434_x000D_ TAM432SA_x000D_ T432 ... CAMET434_x000D_ TOP432A ... TOP434A_x000D_ TOP432_x000D_ The remote control can copy fixed codes and learning codes (common chips are PT2262, PT2264, PT2260, PT2240, EV1527, FP527, etc.) instead of invisible codes. Cannot copy the original car remote control, two-way remote control and rolling code remote control (rolling code chips generally start with HCS, such as HCS200, HCS201, HCS300, HCS301, etc.)_x000D_ Feature:_x000D_ Using this remote cloner, you can clone all 433MHz fixed code key fobs._x000D_ If your remote control uses 433.92MHZ frequency, it will work with the remote control copier (not included)._x000D_ (Note: The scroll code remote control does not work) PackageList: 1 x_x000D_ _x000D_ Roller Shutter Remote Control