... plug, no driver request 4.RF technology 5.laser teaching pointer Red laser pointer Model: HDW-RS012 Product description 1.Product name: ... Red Laser pointer2.Material: Plastic3.Color: Black/White4.Size: 87 ... 32.5g6.Battery: 1pc CR20327.Logo: Customized8.Function: Red laser light, Page up/down ,RF technology, USB plug and ...