Having a set of spare batteries is always a good idea. This set of 27 batteries is enough to replace all the batteries in your Glo Bocce or Glo Petanque set. 3 batteries per ball, 9 balls.

These batteries are sold singly in stores for more than $2.00 each, so buying here is are a bargain.

Maxell batteries LR1130 Alkaline Battery
Cross Reference: LR54 Duracell D189A, Rayovac 189-1, Panasonic LR1130 ANSI/NEDA 1168A, Sony 189, Varta V10GA, GP89A, Vinnic L1131, CR1130, CR 1130, CR-1130, LR 1130, LR-1130