The ideal large display shot clock timer for sports! Programmable count/up count/down timer has a range to 9 hours., 59 min, 59 seconds. The large 4” LCD digits are visible up to 150 ft., includes cordless RF remote, 24 hour clock. Powered by AC adaptor or four D size batteries. Free-standing, on floor or table, or wall mounted. 20"W x 12"H. Note: Wall Timer is not water-resistant. Use in a dry location. For outdoor use, avoid contact with water or rain. Attention: Keep Wall Timer out of direct sunlight or in very high temperatures for an extended time, as the display may become black. Do not leave the Wall Timer in very low temperatures, as this may result in slow-moving digits. The above conditions will be corrected when the Wall Timer is returned to normal temperatures.