... Color: white & black IR remoe control 2.4ghz wireless rf air mouse remote control, whitePlus study function,adjust easily,operate freely; ... 0*45.0 cm Name2.4ghz wireless rf air mouse remote control, white Item numberT-MOUSE-439Carrieer frequency2.4ghzRating3.0V --12mATransmitting0dbmFrequency modulatio ... 39g ( excluding batteries)2g ( receiver weight) 2.4ghz wireless rf air mouse remote control, white