Every Virtual Boy game has an auto pauser that will remind you every 15-30 minutes to take a brake. If you don't you mayb experience a headache.
Specs:
HARDWARE SPECS
Processor NEC V810 (P/N uPD70732) 32-bit RISC Processor @ 20 MHz (18 MIPS) 1 MB of DRAM and 512 KB of P-SRAM 1 KB Cache Display RTI SLA (P4) 384 x 224 Resolution 50.2 Hz Horizontal Scan Rate Power 6 AA Batteries (9 VDC) or AC Adapter (10 VDC) Sound 16-bit Stereo Controller 6 buttons and 2 pads Serial Port 8 pin cable Hardware Part Numbers VUE-001 Virtual Boy Unit VUE-003 Shaft VUE-005 Controller VUE-006 Game Pak VUE-007 Battery Pack VUE-011 AC Adapter VUE-012 Eye shade Holder Weight 760 grams Dimensions 8.5"H x 10"W x 4.3"D
SOFTWARE SPECS
8-16 Mbit ROM 0-8 KB Battery Backed RAM Toshiba TC538200AFT and TC5316200AFT SRAM Chips (16 Mbit) 60-pin connector