Brand New, never used! US seller V-light professional hair extension kit includes: 1 V-Light machine with Lanyard. 1 Bottle of V-light hair extension transparent glue- Bonding Agent. 1 Bottle of Dry glue removal solution. 1 Full Size Removal Tool. 1 Wrist Cuff For Placement. 1 Package of Adhesive Protectors. 1 Brush Product usage precautions: 1. Before use, please check if the power supply of the transmitter is fully charged. If the indicator light is green, it indicates that the battery is fully charged, and if it is red, it indicates that it needs to be charged; 2. Please do not look directly at the machine’s lights, do not expose the machine to the skin for a long time, and use with caution for those who are allergic to ultraviolet rays! 3. Do not allow the glue to come into direct contact with the scalp or eyes before it solidifies. If accidental, please rinse with clean water in a timely manner. 4. After using the glue, please tighten the bottle cap in a timely manner and store it in a cool and dry place. WARNINGS AND SAFETY INSTRUCTIONS! 1. We recommend using UV protection shield, such as reflective foil insulation material, to block UV rays 2. Please ensure the safe operation of V-light system. Before the glue solidifies, do not drop glue on the scalp and avoid a direct contact with the skin, to prevent allergies and/or burns, caused by the V-light.