Feature:The product is displayed by 6-bit LCD, and the reading is clearer.The panel can set count locking to prevent misoperation.It can input good contact signal and count accurately and reliably.The maximum counting speed can reach 200 times per second, no mechanical wear, long life, instead of electromagnetic counter.48*24 standard panel size, easy to install.Specification:Model: H7EC-BLMPower supply: Internal power supplyType: Lithium-ion batteryModel: CR2Voltage: 3.0VCapacity: 800mABattery life: 5 yearsCounting range: 0-999999Minimum count signal: 3J-5OMS (10 seconds); 3J-2.5MS (200 times / sec)Reset method: Panel button reset, (6 digits)Operating ambient temperature: -10~60CAmbient humidity: 35~85% RHOpening size: 22.5*45MMContact maximum resistance: 10km (count ON)Contact disconnection minimum resistance: 500km (count OFF)Package list:1 * CounterNote:The actual product color may deviate from the photo due to light.There may be a slight deviation in the measurement of product..