Flat top batteries are excellent for building custom battery packs. If you are a novice or an old pro, these batteries will keep you powered up. These batteries can be recharged 500-1000 times giving you years of use. These batteries can be widely used in radio controlled devices, electric tools and toys, electric mopeds, meters, two radios, hybrid automobiles, electric razors, toothbrushes, cameras, camcorders, mobile phones, pagers, instruments/equipment, high power static applications, and numerous other applications. These batteries have a high capacity, better power performance, lower internal impedance and more stable performance, also these are safer and more reliable and have a better storage performance. These are designed for enhanced performance for high drain applications such as emergency lighting, portable devices and power tools. Contains only mild toxins, nickel content makes recycling profitable, wide temperature range, sensitive to overcharge, does not absorb overcharge well and trickle charge must be kept low.Designed to provide long-lasting power and can be recharged up to 700 times when low on power providing enough life for a device without having to use disposable batteries. Features nickel-metal hydride chemistry which allows for a long shelf life in a discharged state and can be charged with any quick charger, smart charger, plug-in charger or universal charger. Made with nickel-metal hydride this small battery boasts an output voltage of 1.2 volts and an amperage of 2200mAh. Heavy-duty rechargeable battery that can be used to power a number of electronic devices including mopeds, radios, electric razors, toothbrushes, cameras and phones. Before ordering this battery be sure to check that the device that needs it is compatible with the battery's chemistry, size, amperage, polarity and voltage.