... 60~260 Deg C Water resistant USB Flexible Keyboard,Foldable Silicon KeyboardAdopted completely sealed design, environmental protection, non-toxic, ... , the keyboards are arbitrarily crimped, portable, non-deforming in low and high temperature, sound-off and personalized design, ... - Colors: various colors are available - Function: standard, built-in anti-interference - Button force: 50-90 g - Service life ...