Do not mix alkaline, phosphorus, standard, or recyclable batteries. If the battery contents leak, stop using and discard immediately. Do not use old and new batteries together. Remove exhausted batteries promptly. How to replace batteries: 1. Remove the sensor lamp from the base unit. 2. Twist to open (align arrow). 3. Insert 3 AAA batteries, ensuring correct polarity. 4. Reconnect the two parts and twist to close. Operating instructions: Three control switches: on / off / auto. 1. Set the switch to on to keep the light on continuously. 2. Set the switch to off to completely turn off the lamp. 3. Set the switch to auto to activate automatic lighting; when motion is detected within 2 to 3 meters, the light will turn on automatically for 25 seconds and then turn off to save energy. Specifications: Product Name: Human Intelligent Induction Lamp Material: ABS Weight: Approximately 80g Dimensions: 5 x 5 x 8cm Colors: Black, White Sensor Sensitivity Angle: 120 degrees Sensor Detection Distance: >3M Delay Time: 25-30 seconds 360-degree rotating head, adjustable angle Includes mounting brackets and fixings Powered by 3 AAA batteries (not included) Average Service Life: 10,000 hours Package Included: 3 screws 1 induction lamp (without battery) Number of clips may vary