These rechargeable AAA batteries from Olight have a low self-discharge Nickel Metal Hydride design to retain their charge longer in backup or between uses. The batteries' 1.2 Voltage and 950mAh make them compatible with a wide range of devices that would normally be fueled by disposable AAA cells. CE certified and IEC6133-1 compliant, they are a safe, high-quality option for manufacturers building rechargeable electronics or household users powering daily applications.