Inova t4 black case rechargeable white led features high power white led lumens high 227 medium 94 low 16 run time high 2 hours 15 minutes medium 6 hours low 48 hours 30 minutes effective range up to 650 ft 1 rechargeable lithium lon battery included rechargeable hundreds of times recharging time 3 hours for full recharge individually laser engraved with a serial number for identification lanyard hole for added security and transport options dimensions