multimeter

Why isn't my multimeter measuring voltage?

I've got a multimeter that seems to have continuity and fresh batteries, but it won't measure voltage. I've checked and have the leads connected correctly – red is…

Is My TP4056 Charger or Battery Faulty?

I recently purchased a 3.7V rechargeable lithium battery and I'm attempting to charge it using a TP4056 module. However, after charging, the blue light on the module indicates…