A worthy upgrade to our popular NR-2000! Now you get 500 more lumens for the same original price! Powered by the same USB-C chargeable 26650 as the 2000, you can still use your older batteries. The 2500 also features the threaded hole on the bottom of the light to allow for attachments to ball mounts or goodman style gloves. Lumens 2500 Burn Time 85 Minutes @ Full Power Beam Angle 6 Degrees Color Temperature 7000K Depth Rating 330ft/100m Switch Single push button on/off intensity adjustment with battery level indicator Dimensions 54mm (D) x 176mm (L) Weight 400g on land, 190g underwater