Remote control distance: 100m Red light range: About 200m Battery: Lithium battery Battery capacity: 200mAh Rated voltage: 3.7V Transmitting technology: 2.4Ghz RF Color: Black, White, Pink ( Optional ) Item size: 140* 22* 12mm Item weight: 28g Specifications: 1. Presentation & Media mode. Switch to presentation mode(P1) to control PPT and to media mode(P2) to control music and volume. 2. Stable Transmitting. Adopting 2.4Ghz RF transceiver, it offers low power consumption and good performance, used widely in any kind of public occasions. 3. Convenient & Quick Connection. USB receiver, plug and play. Be free of driver software. 4. Charge it Anytime, Anywhere. Connected with USB cable, you can charge it with laptop, PC, power bank. 5. Bright Red Light Pointer. A warm reminder for participants to catch each detail you speak. 6. Wide Compatibility. Compatible with Win7/8/10, MAC/iOS, Android, Unix, Linux system and Office series page-turning format files. Package Included: 1 * Multimedia remote control 1 * USB cable 1 * User manual