battery

Hi I think I have alternator problems as my battery keeps going flat. Its a brand new battery. Vehicle details are as follows Toyota Corolla 1.4 VVT-i T3 5-Door 2005 from what i can tell the alternator has an external voltage regulator. I am posting photos. Can someone tell me which is the...

I have had my Pyronix enforcer HomeControl+ system for about 14 months now and am just wondering how often do you professional people change the battery's in the PIR's/Door sensors? I have the PIR's LED's disabled, although would not expect that to make any significant difference to the battery...

Having searched the Forum and found 177 threads mentioning similar subjects I'm apprehensive to start yet another thread, but here goes! My Dad's cordless drill (one of the "cheapo" ones) has lost its charger adaptor (the bit the battery stands in to be recharged) so the drill is useless at the...

I need to get two new 7ah 12V Lead Acid batteries for my 1000va Belkin UPS as they are shot after 3.5 years of use. They clearly need replacing as the UPS just shuts of immediately on power loss and the batteries are very hot and slightly swollen out. Ones even resting around 6V. They are...

Hi all, I’m having a bit of a problem with my car battery at the moment. Just after New Year I tried to start my car after not using if for a week and it being cold and the car really struggled to start. Anyway in the end I managed to start it and soon replaced the battery for peace of mind...

Hi all, I have a garage in the middle of a block of 3, and therefore have no means of getting mains power to the garage. I have a home gym setup which I use approximately 1-2 hours a day. And use a single 12v 50w bulb (supplied with the solarmate kit as detailed in the link below). This single...

Hi all, I would like to power 300 (addressable) LED pixels. This type. They are 5V. I only need to power them for about 30 minutes, maybe 20 minutes. Would it be right to buy 8x AA 2100mah battery of a certain type (of which I'm not sure) to power these? The microcontroller I would be...