This is the lowest cost of Lithium Polymer (LiPo) rechargeable battery that we have ever carried, so that it is affordable for students to use in their projects instead of using the disposable 9V battery that cannot be recharged. It is suitable for low power consumption usage such as circuit board, sensors and micro size DC motors.
377 Silver Oxide Button Cell Battery, 1.5 V Get the durable, reliable power that keeps going with this Cell Battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators, and watches, to heart rate and glucose monitors. These zero-mercury coin batteries can hold power for up to five years in storage.
Multiturn Variable Potentiometer 10K 
1s 2000mah battery 
Lithium Battery 12V 2.2 Amp 2200mah With BMS 
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