Rechargeable batteries in weapon mounted accessories offer some distinct performance advantages over traditional batteries however there can be some logistical drawbacks. Viridian's new patent-pending SAFECharge system is the ultra-convenient rechargeable power source that ensures your Viridian accessory is ready when you are. Simply place the Viridian accessory near the SafeCharge and attach the magnetic charging connector. The SafeCharge will automatically wake up charge the Viridian accessory and shut off when full staying dormant until it is needed again. This allows the Viridian accessory to be charged wherever it is convenient without the need to unplug it after charging is complete ensuring maximum battery longevity. Whenever. Wherever. Forever ready.Features: Capacity: 5000 Mah Number Of Recharges Per Charge: At Least 5 And Higher Depending On Model Wake Up: Automatic When Connected Sleep Mode: Automatic When Charging Complete Location: Wherever Convenient Included: Included With Every New C Series Weight: 4.16 Oz / 117.9 Grams Dimensions: 4.16" (L) X 2.60" (W) X 0.34" (H) Warranty: 1 Year