This Bluetooth keyboard with touch panel is highlighted by its ultra slim thickness. Thin and compact， it is an ideal Bluetooth keyboard for students and businessman.Features:Thickness only 0.8cm / 0.3in， ultra slim and ultra mini， convenient for carrying.Touch pad design， keyboard and mouse function 2 in 1， portable and compact.Bluetooth connection， enjoy 10.0m / 32.8ft long-range wireless control.Low noise， avoiding disturbing other people.High-quality workmanship and exquisite detail， all for bringing user pleasant experience.Specifications:Keys quantity: 59Bluetooth version: 3.0Support system: For Android 3.0 and above， for Windows XP / 7 / 8 and aboveControl distance: ��10mWorking voltage: 3.1-4.2VWorking current: ��3.0mASleeping mode current: ��0.1mAhCharging mode current: 200mAhStand-by time: ��95 daysContinuous working time: ��76 hoursBattery: 230mAColor: BlackMaterial: ABSItem size: 20.0 * 12.6 * 0.8cm / 7.9 * 4.9 * 0.3in (L * W * H)Item weight: 142.0g / 5.0ozTotal size: 20.3 * 16.0 * 1.3 / 8.0 * 6.3 * 0.5in (L * W * H)Total weight: 201.0g / 7.1oz