Specification: _x005f_x000D_ Certification: NONE _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Theory: Solid State Relay _x005f_x000D_ Model Number: Relay Module _x005f_x000D_ is_customized: no _x005f_x000D_ Power Source: AC _x005f_x000D_ Type(optional): 2/4 way _x005f_x000D_ Input control signal voltage: 0-1V DC (low state relay), 1.5-5V DC (high state relay) _x005f_x000D_ Operating current: 378mA _x005f_x000D_ Load capacity: 30A, 250V AC / 30V DC _x005f_x000D_ Product size: 85 x 60 x 20mm/3.3 x 2.4 x 0.8inch _x005f_x000D_ Trigger input:  _x005f_x000D_ DC+: 5V _x005f_x000D_ DC-: Ground _x005f_x000D_ CH1: Signal trigger terminal _x005f_x000D_ CH2: Signal trigger terminal _x005f_x000D_ Supply voltage: AC 100-250V _x005f_x000D_ Input voltage: DC 5V _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x Relay Module 1. Dual-Channel High/Low Level Trigger: This relay module is designed with a dual-channel high/low level trigger, allowing you to control two separate loads simultaneously. Enjoy the convenience of controlling multiple devices with ease. 2. High Load Capacity: With a maximum load capacity of 30A and 250V, this high-low level trigger control module can handle large loads effortlessly. It provides reliable performance when operating heavy-duty electrical equipment. 3. User-Friendly Design: Featuring screw terminals, this relay switch board ensures easy and convenient connections. The design simplifies the installation process, making it user-friendly even for beginners. 4. Selectable Trigger Levels: You can easily choose between high or low level triggers using the jumper settings. This flexibility allows customization according to your specific needs, providing versatile control options. 5. Sturdy and Compatible: This solid state relay module is made from high-quality materials, ensuring stability and durability. It is compatible with a wide range of devices, making it suitable for various applications. The four mounting holes ensure secure installation.