Part Number 4X81P44052 Key Details: Diameter 9.5mm Supported WGP, MPP2.0, AES2.0, and AES1.0 protocols Paper like writing Up to 4096 levels of pressure sensitivity Supported tilt detection Rechargeable battery Supported magnetical attachment Tech Specs Color Storm Grey Battery Life From new battery to Shut down (continuous use) AES1.0 : Approximately 250 [hours] AES2.0 : Approximately 220 [hours] WGP : Approximately 160 [hours] MPP2.0 : Approximately 170 [hours] Sleep : Approximately 310 [days] Weight 10. 4 ± 0.5 Hardware Requirements Operating Temperature:+0~+40? Humidity: +0~+90% Warranty Type Customer Replaceable Unit (CRU) Brand Lenovo OS Requirements Windows 11 Packed Weight 65g Agency Approvals FCC(EMC) IC(EMC) CE(EMC) CB UKCA SABS CoC VCCI(EMC) KC(EMC) Package Type Brown Box Packed Dimensions (L x D x H) 225*55*25mm Length 131.9mm Special/Added Features Magnet, Type-C charging Warranty Period 1 Year Maximum Operating Temperature 40? Minimum Operating Temperature 5? Maximum Relative Humidity (%) 80% Minimum Relative Humidity (%) 30% Battery Charging Time Approximately 160 [min.] at Room Temperature Included Accessory Common Warranty*1 User Guide*1 Slim Pen*1 Diameter Width: 9. 6 [mm] (body), Thickness: 1 [mm] Input Rating Voltage 5V Oscillating Frequency 1.8Mhz Presure Resolution Up to 4096 levels, depends on touch IC’s F/W setting Shifting Time to Sleep Condition : Tip switch / Side switch free Shift to Sleep mode after approximately 10 [min.] Condition : Tip switch or / and Side switch press Shift to Off mode after approximately 4 [min.]