Estimate delivery:8 ~ 10 business days, Shipping Fee GBP 0.99 Features: - Energy saving, lightweight, suitable for putting in your pocket or purse. - This high quality pointer adopts the latest optical and microelectronic technology. - This laser pointer can be used for pet cat training, presentation, teaching pointer, kids fun and more. Point to any desired targets, project screens, video monitors, presentations, stars, museum, tour guides, and so on. Specifications: Material:aluminum Wavelength:blue-violet (purple) 405nm; green 532nm ; red 650nm Power supply:2*AAA batteries ( Not included ) Output power:5mw Light color:red, green, blue-violet light (optional) Package Included:1 x set of Laser Pointers(battery not included)