2 ms·
I use a bunch of these: http://www.amazon.com/dp/B007UZH7B8/ref=cm_sw_su_dp http://www.amazon.com/dp/B007UZH7B8/ref=cm_sw_su_dp to accomplish the same. They are
by AdamJacobMuller 12y ago
I use a bunch of these: http://www.amazon.com/dp/B007UZH7B8/ref=cm_sw_su_dp http://www.amazon.com/dp/B007UZH7B8/ref=cm_sw_su_dp to accomplish the same. They are a bit pricey for mass-deployment unfortunately but have led to some very interesting insights about power usage.