BEVIGOR 9V Rechargeable Batteries, NiMH 2000mWh Long Lasting Power, High Capacity 1200 Cycles 9V Battery for Smoke Detector, Smoke Alarms, Fire Alarm (Pack of 4)

High voltage: 9V NiMH batteries provide stable 9 volts output, suitable for devices that require high voltage power supply, such as wireless microphones, smoke alarms, remote controls, etc

Energy-saving: 9V NiMH batteries are rechargeable batteries that can be used repeatedly and do not produce harmful substances during use

Fast charging: 9V nickel-metal hydride batteries support fast charging technology, can be fully charged in a short period of time, significantly shortening the charging time and improve the efficiency of use

Safe and reliable: 9V nickel-metal hydride batteries use a number of safety protection measures, such as overcharge protection, short-circuit protection, etc., to ensure the safety and reliability of the battery in the process of use, while the performance is stable in a variety of environments to work normally, to provide users with stable power support

Wide compatibility: 9V NiMH batteries are widely used in a variety of devices that require convenient and rechargeable power supply, with good compatibility, can be adapted to a variety of chargers and devices