Accessing your grow room during the lights-out period has never been easier. The green light headlamp lets you safely enter the dark zone without disrupting your plants' cycle, they won't even notice your presence because they can't detect green light. This convenient, practical, hands-free lamp features 19 high-intensity LED bulbs with adjustable settings. The light can be tilted for maximum efficiency and has over 100,000 hours of burn time. Features & Benefits - Completely hands-free Lightweight Breathable and comfortable Water resistant Versatile directional mount Runs on 3 AAA batteries (not included) How to use - Install three AAA batteries (not included) into the battery compartment at the back of the headlamp. Adjust the nylon strap for a comfortable fit over your head, ensuring the headlamp is securely positioned at your forehead level for optimal lighting. Press the on/off button to turn on the headlamp and cycle through the various brightness settings. Direct the headlamp as needed towards your work area, plants, or path for optimal visibility.