The 2-in-1 Laser Tape Measure by TickTockTools is a highly advanced and versatile tool that will make taking measurements and doing calculations so much less time consuming and honestly, so much more fun! It will make the life of any contractor or DIY enthusiast significantly easier while improving the integrity of all of our work. The unit is solidly built and packed full of features and benefits. The laser measures up to 197Ft or 60M as well as automatically doing area, volume, and Pythagorean calculations for us. The tape measure component measures 16Ft or 5M and has standard and metric markings, is made of a highly durable nylon material, is self-locking, and retracts with the touch of a button. The unit comes with a long lasting, built-in rechargeable lithium ion battery and a type C USB charging cord for your convenience. No more replacing batteries or messing with screws. The auto shut off helps preserve your battery for maximum work life between charges.