IC card or sensor IC-598851 SN For Hotels, restaurants, karaoke bars, dance halls, teahouses, ... pool, sauna etc. Products'nameIC card or sensor IC-598851 SN Function: For Hotels, restaurants, karaoke bars, dance halls, teahouses ... acylic shell Handle size:Between 130~150mm Working Temperature:20~95% RH Power:4.5~6.0 V Power ... radian:60º IC card or sensor IC-598851 SN