Mediarange 3-Button Wireless Presenter With Red Laser Pointer Mros221

Model: 3-button wireless presenter with red laser pointer Connection: USB 2.0 2.4 GHz Nano dongle with up to 15m transmitting distance Rating USB Nano dongle: DC 5V; USB bus-powered Laser: Class 2 laser product Wavelength: 650nm (Red laser) Frequency range; Frequency shift: 2407 MHz, 2433 MHz, 2463 MHz; GFSK modulation Radio-frequency power transmitted (EIRP): 1.991mW; 2.99dBm (max.) max. antenna gain; Type of antenna: 0dBi; Internal antenna Dimensions: 138 x 18 x 15mm Weight: ± 35g (without batteries)