Digital Cree P4 standard 3.7V-6.0V D26

• adapted to D2/6 non-rechargeable  D2 / 6 rechargeable model
• 130Lumens ( full brightness stage ) 
• LRB-168A Li-ion Rechargeable battery Or 2 x CR-123A 3.0V battery

Runtime: 

LRB-168A Li-ion Rechargeable battery
  full brightness stage: 130 minutes with regulated output ;
                               5 hours with unregulated output.
   20% brightness stage: the runtime is more than 650 minutes
   2%  brightness stage:  the runtime is more than 6500 minutes
   blinking stage:  260 minutes with regulated output;
                         about 8 hours with unregulated output