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100pcs/lots button cell batteries Koonenda Brand CR2032 CR2430 CR1220CR 1616 Lithium manganese button batteries battery for Computer motherboard
The validity period of up to 10 years, locks the power, the lithium battery can provide a stable voltage and reduce the discharge rate;
It does not contain harmful substances such as mercury, and is environmentally friendly and pollution-free;
Low self-discharge rate, high energy density, effectively prevent unstable current from harming electrical appliance;
High and low temperature resistance, stable and wide application range.