Thank you for viewing. National Panac360 (JE-360) ・Slim, lightweight, and palm-sized, making it easy to use daily. ・The vertically long keys are unique. ・Solar battery powered, so no button batteries or dry cell batteries are needed. ・Features route calculation, percentage calculation, and memory functions. ・Operation confirmed, all calculations and memory functions work. Dimensions: Approximately 110 x 50 x 8mm