Fenix ARE-A4 Battery Charger Fenix ARB-L18-3500mAh Rechargeable 18650 Battery Fenix Li-Ion ARB-L21-5000 V2.0 rechargeable battery Fenix ARE-D2 charger Fenix ARE-D1 Battery Charger Fenix Li-Ion ARB-L18-2600 mAh 18650 Rechargeable Battery