Overview:The 3CH sticky T433 86 type wall panel 433MHz wireless RF Remote control transmitter can support all SONOFF products with 433Mhz RF function. After successfully learning codes with 433MHz RF Remote, the touch light switch can be turned on/off indoors. It can make your life smarter and more convenientFeatures:*3CH can control 3 different devices. Support all SONOFF products with 433Mhz RF remote control function, such as T1 UK, T1 US, T1 EU, Slampher, Sonoff RF, Sonoff 4CH Pro.*You can stick or screw it to your original 86 box on the wall or near staircase, bedside or doorway.*With sensitive luxury glass panel touch screen, can touch ON/OFF. Upgrade your home to an elegant smart home, control anywhere, anytime*Attached with alkaline battery inside, provide with stable and powerful power supply.*With dual adhesive tape, can be installed anywhere you like. Easy installation and use.Specifications:Power Supply: 1 * 12V 27A alkaline battery (included)Use Application: Staircase / Bedside / Doorway, etc.Product Size: Approx. 86* 86 * 14 (mm)Product Weight: Approx. 103gPackage Information:Package Size: Approx. 9.3 * 9.3 * 1.7cm / 3.7 * 3.7 * 0.7inPackage Weight: Approx. 114g / 4oz Packing List:1 * 3CH 433Mhz RF remote controller (with batteries)2 * Dual Adhesive Tape