Specification:Battery Volt: 3.65VBattery Capacity: 6040mAhBattery Type: Li-ion BatteryCondition: 100% Brand New Compatible Models:Video Doorbell 2 CameraVideo Doorbell 3 CameraVideo Doorbell 3 Plus CameraVideo Doorbell 4 CameraSpotlight CameraSpotlight Camera SolarStick Up Camera Battery (2nd and 3rd Gen) Product Advantage:1.Easy to installPlug and play, quick release tabs can easily install the battery.2.Powerful Battery Capacity6040mAh Li-ion rechargeable battery, profession replacement for Ring Battery. Premium Li-ion cells for longer battery life with no memory effect.3.Charging Indicator LightThere are two lights on the battery--red & green lights. When red and green lights are on together, it means charging. Turn to the green light, the battery is fully charged. PLEASE NOTE:1. The battery can be charged but does not working?Please re-scan the QR code on your Ring device to rejoin your Ring Wi-Fi network.If the battery still doesn't work. Please let us know, We'll provide you with a solution for you.2. Battery life varies based on settings, usage & temperature.3. After getting the product, need to charge before the first use.4. The doorbell battery is not waterproof, please do not directly expose it to the rain.