Remote Controller For Dooya. SPECIFICATIONS Working Temp: -10-50 Degree Transmit Distance: 200M in the Open Air, 30M Through 2 Walls RF Frequency: Rf433.92mhz RF: 433MHZ Model Number: Dooya DC90 1-channel Emitter KC146: Dooya Sonbrand--Sunflower KC146: Control 2pcs Motors Separately KC146: 2-channel Emitter for Dooya RF433 Motors DC90: Single Channel Emitter for Dooya RF433 Motors Battery: Not Include . Your order will be shipped from abroad so please allow the necessary time of at least 14 work days for delivery due to ongoing delays in postal deliveries globally.Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store