VolksRose&reg; High Quality Handcrafted 2.4GHz Wireless Bamboo Wooden Mouse Adopt the 2.4G frequency technology, working distance can reach to 8M-15M, 2.4G will give you a more comfortable, convenient and exact effect than the traditional FM radio wireless mouse USB Receiver, stays in your PC, so there's no need to unplug it when you move around. Auto Power Off (APO): the mouse will be switched off automatically when the USB receiver is disconnected with your pc, or the PC is switched off 18-month battery life on 1 AA battery practically eliminates the need to replace batteries. Battery life may vary based on user and computing conditions Natural handmade bamboo material, good quality and stylish, perferct for your PCs and laptops.