Iray BOLT Series Battery Extender AC37 AGM you get a clear vision

you get a clear vision of your target up to 300 yards (275m)

• Built-in LCD Screen

and if you need more runtime the BOLT has an additional battery well for an off-the-shelf 18500 or 18650 battery

Up to 6 hours battery life (depending on model)

Designed To Withstand Tough Conditions

Iray BOLT Series Battery Extender AC37 AGM you get a clear visionIray BOLT Series Battery Extender AC37 The IRAY AC37 BOLT Series Battery Extender threads directly onto the 18500 battery compartment of a BOLT Series, allowing the installation of an 18650 battery which extends battery life by more than 75%. The IRAY AC37 is compatible with BOLT TL35, TL35V2, TH35C, TH50C, TH50CV2, and TD50L models (not compatible with BOLT SE Series models). The IRAY AC37 is designed for use with flat top 18650 batteries only (not