Up to 6 digits per character. — Built-in battery backup system. — Convenient self-service mode on front of machine. Ideal 32067 is a six wheel automatic numbering machine at Home Depot with four settings: Convenient auto-numbering machines come in various sizes or make-shift models. These models are inexpensive but feature a limited feature set. Below is a sample Costco Automatic Numbering Machine, 6-Digits, 8 Modes, Black Ink (0261380), which features three different auto-numbering options per mode and eight digit capacity. Read more at Costco.com or call 1-800-USA-COSTCO. This is a popular item with people who want to add a machine to their family for small cash savings or the added convenience of having a machine at home. Read more about how to save money on home appliances. This is a popular item with people who want to add a machine to their home, and also save some dough. Ideal Automatic Numbered Model# HN-6120-CX2-3/16 Model # IN 6120-CX2-3/40 Model size 13" H × 19" W × 13/16” D Weight 8.5 lbs Price 129.99 Ideal Automatic Numbering Machine for Small Cash Savings This is a popular item with people who want to add a machine to their family for small cash savings or the added convenience of having a machine at home. This is a small, durable, and convenient machine for making small cash amount money transfers. It is not for making large transfers. Read more at Costco.com or call 1-800-USA-COSTCO. This is a popular item with people who want to add a machine to their home, and also save some dough. Read more about how to save money on home appliances. Read full review of Ideal Automatic Numbering Machine for Small Cash Savings from The Home Buyer's Guide to Home Appliances. Ideal Automatic Numbering Machine Ideal Automatic Numbering Machine for Small Cash Savings, 3/16” High Characters, Up to six digits Read review of Ideal Automatic Numbering Machine for Small Cash Savings from The Home Buyer's Guide to Home Appliances.