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Rechargeable Battery
Dec 13, 2017

Rechargeable battery is limited number of charging, rechargeable battery, which needs to be used with the charger. On the market generally sell No. 5, No. 7 and No. 1 rechargeable batteries. The benefits of rechargeable batteries is economical, environmentally friendly, full power, suitable for high-power, long-term use of electrical appliances (such as Walkman, electric toys, etc.). The rechargeable battery has a lower voltage than the single-use batteries of the same model, with 1.2 volts for the AA battery (Charging 5) and 8.4 volts for the 9V rechargeable battery. The number of rechargeable batteries is generally about 1000 times. There are five types of rechargeable batteries, respectively, nickel-cadmium, nickel metal hydride, lithium-ion, lithium polymer, lead-acid batteries.