• This charger is exclusive for 3.6V/3.7V rechargeable Li-ion coin cell batteries such as  LIR1254 and CP1254 .
  • Inverse voltage protection circuit is built-in and it does not work at disposable 1.5V coin cell battery.
  • The Yellow LED lights while charging, and it lights out after completion of charging.
  • It charges with boosting charge mode basically and full charge is possible if power is maintained until after charge completion.
  • The SW connector at the charger board is used, connected with the power cable connector of the switch module to change the user timer setting values. (Do not use for other purposes)


Input Voltagemicro USB 5V
Battery Type3.6V/3.7V Li-ion rechargeable coin cell (LIR1254, CP1254)
Charging Time
~1 hour @60mA
Operating temperature
-10˚C ~ 50˚C
DimensionsL26mm x W23mm

 ※ Actual battery charging time may vary greatly depending on the ambient temperature and battery manufacturer.

Battery Usage

  • Only for rechargeable coin cell batteries.

◎ Available Coin Cell Battery Chart

Item No.






Size Dia*H




LIR1254, CP1254

Rechargeable Li-ion

3.6, 3.7

50, 60

12.0 x 5.4


Product Views

Usage Precautions

  • Do not use for other purposes.
  • Do not store the battery inserted to the charger for long hours and do not move while mixed with other stuffs.
  • Be cautious for ESD.
  • The product cannot be reimbursed when it is disassembled by the discretion of the user.
  • It can be exchanged or refunded only for the initial failure, and due to the nature of the product, which is easily exposed to external shocks caused by user errors, we cannot compensate for any defects that occur during use.

※ Specifications and prices are subject to change without notice for product improvement or future release.

Released: 2018. Feb

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Coin cell Charger

  • Brand: NicheTek
  • Product Code: CHARGER-LIR1254
  • Availability: In Stock
  • $7.50

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