Model: MK315 Quiet Part Number: 920-009068 Warranty: 1-Year Limited Hardware Warranty [ PACKAGE CONTENTS ] • Keyboard • Mouse • Nano Receiver • 2 AAA Batteries • 1 AA battery • Documentation [ TECHNICAL SPECIFICATIONS ] • Connection Type: Logitech non-unifying protocol (2.4 GHz) with Nano USB receiver • Wireless Range: 10 meters [ FEATURES: KEYBOARD ] • Spill Resistant Design • Low-profile keys • Adjustable keyboard height (2° and 8°) • Battery: 2 x AAA • Battery Life (not rechargeable): 36 months • Special Keys: 15 function keys accessible through "fn" key [ FEATURES: MOUSE ] • Reduced Click noise • On/ Off power button • High Precision Optical Tracking • Battery: 1 x AA • Battery Life (not rechargeable): 24 Months [ DIMENSIONS ] KEYBOARD: • Height x Width x Depth: 20.5 mm x 435.5 mm x 137.5 mm • Weight (with batteries): 475 g MOUSE: • Height x Width x Depth: 105.4 mm x 67.9 mm x 38.4 mm • Weight (with battery): 91 g NANO RECEIVER: • Height x Width x Depth: 18.7 mm x 14.4 mm x 6.6 mm • Weight: 2 g