Rechargeable 9V Battery Pack for Smoke Alarms: 8 250mAh NiMH Batteries with Charger

About this item

• Tenergy 250mAh NiMH 9V household batteries has 8 premium rechargeable batteries. An ideal replacement on any standard 9V size batteries or disposable everyday 9V alkaline batteries for smoke detectors/alarms, digital cameras, toys, TENS unit, guitar pedal/pickup, walkie-talkies, medical devices and much more electronic devices. Dimensions of our standard size 9V rectangular battery is 48x26x16mm (H x L x W).
• This 9V smart charger for rechargeable 9V battery has a built-in shut-off timer (5 hours) protecting the batteries from overcharging. Trickle charging will occur when complete to ensure the 9V NiMH battery stay fully charged. Managed by a Microprocessor Control Unit (MCU), each individual bay has integrated circuit and polarity protection with - delta V detection.
• The charger has four independent charging channels with independent LED lights to show when each volt 9 battery is charging or complete. Worldwide voltage 100V ~ 240VAC 4-slot charger allows you to use these everyday 9V batteries anywhere.
• Both the warranty for the 9V batteries and the warranty for the NiMH 9V charger last for 12 months.
• Power your outdoor devices all year long in any season. Tenergy 9V batteries deliver optimal performance in the winter when temperatures are as low as 14°F (-10°C) or in the summer when it's as high as 122°F (50°C). Recharge the premium 9V cells with an incredible cycle life up to 1000 times.