DMC-688 Series Portable Coin Counting  Dual displays for cashier and customer view Three large high contrast LCD displays: weight, denomination and dollar amount Dollar amount accumulation or subtraction 500 continuous hours with standard "D" cells, or 1000 hours with alkaline batteries Programmable denomination and unit weight One-touch tare entry keyboard Reverse sampling and counting capability Eighteen preset keys for additional coins or tokens Rugged heavy-duty design, yet lightweight (10 lb/4.4 kg) for portability Battery saving auto power-off function Toggle between coin count and dollar amount

DMC-290 Series Coin Counting Scales  Dual displays for cashier and customer view Three large high-contrast LCD displays: weight, denomination and dollar amount Dollar amount accumulation or subtraction Programmable denomination and unit weight One-touch tare entry keyboard Reverse sampling and counting capability Eighteen preset keys for additional coins or tokens Rugged heavy-duty design, yet lightweight (10 lb/4.4 kg) for portability Battery saving auto power-off function Toggle between coin count and dollar amount. Batteries not included