Device compatibility: Desktop/Laptop Brand compatibility: Acer Black Alkaline - Natural pen-on-paper feel with 4096 pressure levels- Active stylus requires no Bluetooth or apps- Slim 0.4" diameter shaft- Uses 4A (AAAA) battery Features Battery technology Alkaline Battery type AAAA Tip colour Black Product colour Black Compatibility TMB311RN-31TMB311RNA-31TMB311RN-32TMB311RNA-32TMB311RN-33TMB311RNA-33TMP414RN-51TMP414RN-52TMP414RN-53TMP614RN-52TMP614RN-53A3SP14-31PTA5SP14-51MTNSP114-31NSP314-54NSP314-21NSP313-51NSP314-55NSP513-54NSP513-55NSP514-51NSP714-61NA Brand compatibility Acer Device compatibility Desktop/Laptop Weight & dimensions Height 130 mm Width 9.9 mm Weight 16 g