Sharp EL-812

Manufacturer:	Sharp Corporation (Japan)
Mfg. date:	1972
Size:	7,5×13,5×3,1 cm
Weight (ready for operate):	291 g
Type:	four-function
Capacity:	8 digits (input/display) 16 (8) digits (internal precision)
Operating logic:	arithmetic
CPU:	Rockwell 10580PA + 10631PA
Registers:	2 standard (with saving the pending operation) 1 constant (with saving the pending operation) 1 memory (with aritmetic)
Features:	+/-change sign (direct entry of negative numbers) Ffloating-point notation
Display:	8+1 digit LED
Power:	4×AA NiCd battery (built-in, Sharp EL-87)