https://www.futureelectronics.com/resources/featured-products/e-switch-tl3342-series-smt-tactile-switches . E-Switch's TL3342 Series low profile, SMT tactile switch has a 1.50mm low profile design and positive tactile response. This tact switch has two operating force options to choose from: 160gf and 260gf. Both offer a life expectancy of 100,000 cycles. https://youtu.be/OsBj9oTXvls