1.Wide range of application 2.Maintenance free 3.longer life expectancy 4. ... ,Windows NT,Linux,Mac9Operating current≥100mA 22CertificatesCE, FCC, RoHS 10Operating temperature-10°C~50°C23Working environmentUnder sunlight,indoor and outdoor 11Storage ... temperature-30°C~60°C24Pen Life timePen hitting life≥10,000, ...