solaar version 1.1.8 3: Number Pad N545 Device path : /dev/hidraw3 WPID : 2006 Codename : N545 Kind : numpad Protocol : HID++ 1.0 Polling rate : 20 ms (50Hz) Serial number: 900A4D98 Firmware: 13.00.B0037 Bootloader: 02.03 Other: 00.01 The power switch is located on the base. Notifications: battery status (0x100000). Features: (none) Battery: full, discharging.