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and game & mobile developers who want to easily incorporate live heart-rate data into their projects
Lithium Polymer battery compatible
according to the manufacturer
The lens is 3mm in diameter and it is diffused
SparkFun Metal Pushbutton - Latching (16mm, Blue) Buttons/Switches Electronics Features and game & mobile developersThis is a perfect choice if you are in need of a heavy duty push button! These metal push buttons are a very tough, small, panel mount latching switch with an illuminated blue LED ring. It is a SPDT with 16mm threading and 1mm pitch. This button is perfect for basic On Off functions. Overall length (including leads) is 1. 5" and has small solder lugs for connection. These latched buttons are rated up to 3A and 250VAC while the LED is rated for 5 12V.