Features: Discover the convenience of this set of remote control module. Crafted from high quality metal material, this module ensures durability and long lasting use. Designed for individuals with basic knowledge of circuitry and wiring. Perfect for indoor applications, easily control various electronic devices at your fingertips. Take control of your home electronics with this advanced remote control module, suitable for a wide variety of consumer electronics. Specifications: Material: Metal Size: Approx. 5x3.3cm/1.97x1.30in Cable Length: Approx. 30cm/11.81in Type: A/B Package Includes: 1x Delay Switchs note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. The bottom plate has red and green, no choice is accepted, random delivery. This module is a product with a certain technical content, no circuit knowledge friend please be careful to order. The high the power supply voltage, the more serious the module heating, which is a normal phenomenon, long-term work is recommended under 24V voltage. Please pay attention to safety when connecting 220V equipment!