So, I think that having a charger that is tailored to my specific computer does make the difference. Buy External Battery Charger for Apple PowerBook G4 17 Aluminum Laptop Battery: Chargers & Adapters - FREE DELIVERY possible on eligible. 2 Bays - 1 Charges, 1 Charges and Conditions. I have talked to other people that use an a/c inverter to plug their computer into and they say after 3 hours they have drained their battery. Intelligent Battery Charging Station Keep your batteries at their best For PowerBook G4 17' Aluminum. ibook g4 battery charger & ibook g4 battery charger online Wholesalers - choose ibook g4 battery charger from 4 list of China ibook g4 battery charger Manufacturers. I do have a new battery in my car and I have calculated that I can go at least 8 hours and still start my car. I have gone over 3 hours with the engine off and my car does start with no problems.

My concern was how long could I use my computer connected to the car with the engine off. I took it out to the car and it works extremely well! It does charge at the 65 watt rate, verified by looking at 'power' under 'about this mac'. Shipping was much quicker than advertised.

The unit was on sale and I ordered on the spot. Since my Mac is an older model I was pleasantly surprised that it was still being supported. Verified Buyer Reviewer: Anonymous Location: San Diego, CA Age: 55-65 Experience Level: Power User Owned Product: 1-3 months Rating: 5/5 This product works as advertised! I was looking for a car charger for my Power Book G4 when I found this product from Newer Technology.

Powerbook g4 battery charger