Rechargeable Wireless Presenter For Powerpoint Presentation PPT Red Light Pointer Remote Control Presentation Clicker For WinPCRemote control range 100mRed light range Approximately 200mBattery Lithium batteryBattery capacity 200mAhNominal voltage 3.7VTransmission technology 2.4Ghz RFColor Black, White, Pink OptionalItem size 140 22 12mmItem weight 28gSpecifications1. PresentationsMedia mode.Select presentation mode P1 to control PPT and media mode P2 to control music and volume.2. Stable Transmission.Using 2.4Ghz RF transmitter, it offers low power consumption and good performance, widely used in all kinds of public occasions.3. ComfortableFast Connection.USB receiver, plug and play. No driver software required.4. Charge It Anytime, Anywhere.Connected with USB cable, you can charge it with laptop, PC, power bank.5. Light Red Light Pointer.warm reminder for participants to capture every detail you are talking about.6. Wide Compatibility.Compatible with Win7810, iOS, Android, Uni, Linusystem and Office series page turning format files.Package Includes1Multimedia remote control1USB cable1Instructions for use