Flashlight, AR10 Improved Design KLARUS RT20 USB Rechargeable Flashlight, 6 Models, 18650 Battery Included, Magnetic Adjustable-head Portable Compact Tactical LED Flashlight, IPX-8 Waterproof PATENTED ADJUSTABLE HEAD and UNIQUE MAGNETIC FUNCTION - With a beam angle of up to 90 degrees according to requirements, it is suitable for a variety of applications which include cars, bikes, home, etc.; you can affix it to a metal surface using the magnetic interface at the bottom to get 'hands-free' illumination. Whenever there is a blackout or any emergency, you know you can always trust KLARUS RT20 with its high lumen LED light and easy to use features ULTRA BRIGHT ILLUMINATION & INTELLIGENT CAPACITY REMINDER - Equipped with CREE XM-L2 U2 LED which provides Ultra Bright 1050 lumen output and up to 500 feet beam range, RT20's 18650 rechargeable battery offers 1 Hour 40 Minutes of runtime on High mode and 220hrs on Low mode! Battery capacity indicator light displays remaining charge, enabling you to control your lighting time by choosing the mode according to the battery capacity SMART LOCK TO GIVE YOU A PEACE OF MIND - Side switch incorporates a specially designed lock function to prevent accidental illumination. This precludes power drainage during storage or traveling and prevents eye damage should children play with the flashlight USER FRIENDLY CHARGING - Recharge rapidly and conveniently using any USB port at home, in the office, airport, vehicle or anywhere that has a USB charging port available. Easy to carry around without any bulky recharger WATER RESISTANT and IMPACT RESISTANT. IPX-8 Waterproof (2 meters submersible); Made of high-strength aircraft grade aluminum with Mil-Spec hard anodic oxidation for superb durability and versatility, KLARUS RT20 is ready to handle whatever life throws at it