TECHNICAL BITLithium battery powered 13Ah 3.6V Up to 3 years continuous operation on one chargeReadings/Alarms sent via GSM/email Compatible with Network Rail II system Configure settings via YelCloud (our Secure Software Platform which allows you to control Users, Alarms, Recipients and access your data)Operational Temperature -20 to +70 C

• This garment is made with the most expensive dyeing process, reducing shrinking up to 99%
• The fabric is created to be a softer, better quality fabric that feels “broken in” and soft for your skin
• Created with quality in mind, it’s made from 100% ring spun cotton
• Will last for years with it’s double needle stitched neckline, sleeves, and bottom-hems

For environmental and human friendly reason, this product is only made when you order it. Typically, this product will be made in about a week, we will send you tracking information as soon as it’s in the mail.