Doosl Wireless USB Presentation Clicker Red Laser Pointer Intuitive Slides Remote Control Support PowerPoint Google Slides Keynote Prezi Plug and Play Battery Indicator 50ft Range

Specifications: Transmitter Wireless Technology: Radio Frequency Frequency: 2.4GHz Remote Control Distance: 50ft (15m) Max Output: <1mW, Class II Wavelength: 650nm Battery: AAA*2 (not included) Working Voltage: 1.5V Dimensions: 4.84*1.26*0.55in (123*32*14mm) Weight: 0.88oz (25g) USB Receiver Port: Standard USB (Type A) Compatible Operating System: Windows 2003, XP, Vista, Windows 7/8/10, Mac OS, Linux, Android Weight: 0.18oz (5g) Warm Notes: the Receiver is of Standard USB port; If you want to use it on a Type-C device (like the latest MacBook), you need to connect via a Type-C adapter. Safety Warning: 1. This Wireless Presenter with Laser Pointer is not a toy, please keep it away from the children! 2. Never aim the laser at people's or animals' eyes! 3. It is illegal to aim a laser at an aircraft, vehicle, and any public or private structures.