100% brand new and high quality Features: Adopts radio frequency technology and stable circuit, high accurate, high-sensitive and omnidirectional. Adopts built-in 1527 working chip, fully compatible with receiving module with common learning code(1527) Chip, such as, PT1527, EV1527, etc. Strong wireless RF signal can pass through walls, floors and doors. Easy to install and use, the 4 channel remote control system lets you take control of your gadgets, car and home or garage. Works well with the electronic control lock, light, fan, window, curtain, motor, car, lifting appliance, motor control, lifter control or other appliances with DC12V. Compatible with the most of 1527 Remote Control Relay Receiver Module. Remote Control only, other accessories demo in the picture are not included! Tips: 1.This remote control only support the learning code (1527) of the receiver 2.This remote can not be programmed. 3.It will not work if you only buy the transmitter. it is parts of the remote control system, it needs work with the Remote Control Relay Receiver module to achieve controlling. Specification: Material: Plastic Operating RF Frequency: 433MHz Coded System: 1527 Learning Code Working Voltage: DC 12V Working Current: 12mA Transmitting Power: 10mW Wireless Operating Distance: 150m(Free Space) Transmission Rate: 50-60KHz Frequency Deviation: 0.2MHz Oscillation Resistance: 340k Color: As Pictures Shown Dimension: 9.1x4.0x1.5cm/ 3.58x1.57x0.59in Quantity: 1 Pc Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. plz 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. Thank you! Package includes: 1 x Remote Control