Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Size: About 6.8x2.1cm/2.67x0.83inch _x005f_x000D_ Weight: 16g _x005f_x000D_ Main chip: NE555 _x005f_x000D_ Working voltage: DC 5V/12V (optional) _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 Module 1. Adjustable Delay Time: This relay module has an adjustable delay time ranging from 1 to 10 seconds, which can be increased by adding a potentiometer or a capacitor. 2. Indicator Lights: The module both power and relay indicator lights, making it easy to monitor its status at all times. 3. High Power Control: With the ability to control devices up to 2000W and AC 220V/10A, this module is perfect for controlling a variety of high-power devices. 4. Relay Protection: This module relay protection, ensuring that your devices remain safe and secure during operation.