TrustFire Protected Rechargeable Batteries With PCB -Gray (2-Pack)

PCB - Printed Circuit Board

Digital - A system that uses only 0s and 1s to transmit data

Heat - A term used to define thermal energy

Cm - Centimetres, one centimetre is equal to 10 milimetres

Batteries - Portable Power sources in cell form

Precise - A measurement on the accuracy of something

Memory - A way to describe the way in which the brain can remember things.

Rechargeable - Something that can be charged back to its original state, e.g. batteries.

Li-ion - A rechargable battery. Popular in portable electronics combining one of the best energy densities and not suffering memory effect. Very slow loss of charge when not in use.

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