According to Correctional Service Canada National List of Personal Property for Men Inmates can have 8 - Batteries (rechargeable and charger).

• Included are 2 rechargeable AA batteries, ready to use right out of the pack and can be charges 100s of time for reliable long-lasting performance

• Consumble rechargeable batteries which are great on high tech devices

• Holds 125% more power than standard NiCd batteries