Mac Computer Listing for 3.6V LITHIUM Batteries (1/2 AA)
iMac All
Mac Centris All
Mac Classic I & II
Mac Color Classic I & II
Mac IIx, IIcx, IIci, IIsi, IIvi, IIvx, IIfx
Mac LC 475, 520, 550
Mac LC, LC II, LC III & III+
Mac Quadra (All except 630)
Macintosh TV
Macintosh Workgroup & Network Servers All
Performa 200-560, 600 & 600CD
Performa 6100 Series All
Power Mac 6100 Series All
Power Mac 7100 Series All
Power Mac 7200-7215
Power Mac 7300-9600 All
Power Mac G3 & G4 all

Mac Computer Listing for 4.5V ALKALINE Batteries
Clones, Motorola Star Max 3000, 4000 Series, Umax C500, C600
Mac LC 575-630, 630 DOS Comp.
Mac Quadra 630
Performa 5200-5440 All
Performa 575-588 incl. CD models
Performa 6200-6420 All
Performa 630-640 Incl. CD models
Power Mac 4400-5500 All
Power Mac 6200-6500 All
Power Mac 7220, 7220 PC Comp.
Twentieth Anniversary Mac

Changing out a battery is not difficult on most Mac systems but before replacing it, please read the following precaution.

CAUTION: Improper handling may result in shortened life or explosion of the battery. Electro-static discharge may damage sensitive logic board circuitry.