China LED Clock LED Counter Description Two functions - One is digital counter, the other is seconds timer. Ultra Brightness LED display with big red three digits in 4" high; Range from 0-999 Digital Counter - Counter will increase or decreases by one / Will up-count or down-count by 1 when a customer-supplied on/off switch is activated. Create a number then begin to up/down by the remote or switch button. Seconds timer - Create a seconds value ( like 30 or 60 or 990 etc) then start countdown, count up or reset by the remote锛?foot switch or switch button box. Easy operation- Equipped with a remote control and Switch box for easy operation. About LED Up/Down Counter Perfect counter for production, golf, visitors, event or lap count. ie. counting the number of people passing through a turnstile or the number of boxes moving along a conveyor belt. Our counter accept pulses from switches, relays, open-collector outputs or push button. Function: 1.Counter will up-count or down-count by 1 when a customer-supplied on/off switch is activated. 2. Counter will increase/decrease by 1 when a customer press up/down button on the wireless remote controller or switch box. 3. Reset to zero through switch box or remote controller 4. Up/Down count by 1 from a specific value. 5. Set a desire seconds then start countdown or count up by the wireless remote or switch box. Specifications: Digital height: 4" Red LED Count up/down way : switch box wireless remote Display range:0-999 Overall Dimension: 13''x6.4''x1.6'' AC/DC power adaptor into standard 120 VAC outlet Mounting bracket included for wall mount Packaging include: LED Counter Switch Box 1x 7feet signal cable 1x 12 V AC/DC adapter User Manual China LED Clock website:http://www.timingall.net/led-clock/