I have bought four rechargeable 3 volt 123a batteries for my flashlight. They charged up okay first time but suddenly they have blown the bulb of my flashlight not once but twice. I am not going to use them again but I was just wondering why they flashed
This is the first time that I am toying with solar power. I am going to build a PV panel with polycrystalline panels. It is going to have 36 panels at voltage of .5 and power of 1.5 watts per panel, charging 12 volt battery. I want help from those who are
I have got a medium sized pond but it is in the shaded area of my garden. I am planning to get water fountains in my pond. I have also seen solar power pond pumps but I am not sure whether it will work in that area which receives minimum sunlight. I live
I am stringing up the LEDs powered by button batteries in my room, they last only for a few hours, but I was wondering if I need to make sure that the battery and the LEDs need to have compatible voltage if I am using them for short period. Can someone pl
I bought a miFlower. It asks for 1.5 volt batteries and in bracket it says that LR44, A76 and AG13 are acceptable. When I went to buy these, they were in different packets with different numbers written on them. LR44 was rated at 1.5 and AG13 was rated at
I am trying to hook up a 12 volt processor fan to make a cheap propeller for a toy boat. I need to know how I can do this safely and effectively. I have three batteries and negative and positive from the fan. Please tell me the step by step instruction to
I have a query pertaining to battery usage. I have Makita 18 volt compact lithium ion cordless tools. I was wondering if can I use these batteries to power the regular line of Makita 18 volt lithium ion cordless tools. I want to know this because this has
I have got Toshiba laptop for last 11 months. Now there is problem. It is always showing one message that the batteries are in poor condition. Can someone tell me what exactly the problem is? Or this is just normal? What should I do if my Toshiba laptop i
I bought a Toshiba laptop just more than a year ago. Now the message pops up that I should consider replacing battery. There is also some problem with batteries storage space also. The lap top battery usually saves whatever you are doing whenever batterie
One of my friends told me that NiCad batteries have a âmemoryâ and should be completely discharged occasionally. I have tried discharging it by putting it in a torch for 24 hours and keeping the torch on but it was not discharged completely. So I want