Pulsar II - Transparent Black - White LEDPULSAR II Princeton Tec has taken the smallest item in our product line and made it better – with a flick of a switch*. The Pulsar II stays on so you can free up your hands for other tasks. Like its predecessor, the Pulsar II can also be illuminated merely by squeezing its compact, lightweight body.Specifications:Power: 10 LumensLamp: 1 Ultrabright LEDBurn Time: 12 HoursBatteries: 2 2016 Lithium Coin CellWeight: 7 GramsWARNING: This product can expose you to chemicals including BISPHENOL A (BPA) which is known to the State of California to cause birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.