Usage Tips:1. Function: The product through the controller output voltage on and off time to change the light state, to meet the requirements of different environments, so that the light to play a warning role. 2. 16 Modes: Excellent features and chips with 16 different strobe modes that can be adjusted by a switch to get your favorite mode. 3. Wide Application: Suitable for car, motorcycle, truck brake light, high bay brake light, strip light, indoor light, alarm light, etc. 4. Easy Installation: Manufactured according to standard specifications, it is easy to install and disassemble, saving your time and effort. 5. Stable Characteristics: Professional manufacturing, high accuracy, stable characteristics and high reliability, practical for use. Item Type: Brake Light Flasher Strobe Controller Input Voltage: DC 9-26V Output Maximum Power: 80W (LED and halogen universal) Blinking Mode: 16 modes Note: The yellow and black wires at the output cannot be connected directly, otherwise the module be damaged and not blink but always be on. How to use: Red wire connects the positive pole Yellow wire connects to positive pole The black wire connects to the negative pole Colour:black Material:plastic Package Contents: 4 x Brake Light Flasher Strobe Controllers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.