The LED Lenser P5 features a durable coating and a good size switch for added comfort. The well-known LED and lens technology of Ledlenser ensures good light output and excellent light beam. This Ledlenser also has a quick adjustable beam. Thanks to its modular design, the Ledlenser P5 is easy to maintain and keep clean. The 140 lumens of the luminaire provide comfortable light output for both hobbies and work.The included Ledlenser K2 enchants with its brightness and elegance. With just a few inches, this handy keychain lamp achieves 25 Lumens brightness.echnical information: P5 140 lumens 1 x AA batteries length 11.3 cm weight 80 g (incl. Battery) IPX4 K2 25 lumens 4 pcs AG13 batteries length 5.2 cm weight 20 g