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100pcs/lots button cell batteries 1.55V 337 SR416SW coin Silver Oxide battery 623 D337 V337 SP337
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.