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This is a special-purpose charger just for the rechargeable LIR2450 Lithium Ion coin cells. Slide the coin cell in the right way, and plug into any USB port to recharge - so easy! Takes about 3 hours to charge up, when its done, the green DONE LED will light up to let you know.
rechargeable LIR2450 Lithium Ion coin cells
Charging is performed in three stages: first a preconditioning charge, then a constant-current 45mA fast charge and finally a constant-voltage trickle charge to keep the battery topped-up.
Only for use with rechargeable LIR2450 cells! Do not try to recharge non-rechargeable Lithium coin batteries! Do not charge unattended, do not charge damaged cells.
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