Feature:_x000D__x000D_The product is equipped with LCD display and the reading is clearer. _x000D_This product count accurately and reliably. _x000D_This is a digital counter, no mechanical wear, long service life, instead of electromagnetic counter. _x000D_Lithium batteries are built-in. The theoretical life of the batteries can be as long as three years and the memory time is long. _x000D_Standard panel installation model, easy to install._x000D__x000D__x000D_Specification:_x000D__x000D_Model: H7EC-NFV _x000D_Input voltage: AC 110-220V_x000D_Counting format: 0-99999999_x000D_LCD display number: 8 digits_x000D_Display type: LCD - black character_x000D_External power supply: Do not (built-in 3V 800mA lithium-ion battery)_x000D_Input: count input / reset input_x000D_Reset: external reset / manual reset (minimum reset signal time 20ms)_x000D_Working temperature: -10 - +55C (no ice or condensation)_x000D_Storage temperature: -25 - +65C (no ice, condensation)_x000D_Working humidity: 25~85%_x000D_Panel opening size: 44.5MM*22.5MM_x000D_Installation type: panel mounting_x000D_Terminal Type: Screw Terminal_x000D_Intrusion protection: IP66 - dustproof, water resistant_x000D_Protection: IEC standard IP66, US NEMA standard type 4 (indoor) (but only panel surface)_x000D_Anti-noise: Square wave noise generated by the noise simulator (pulse width 100ns, 1s rises 1ns)_x000D_Antistatic force: 8kV (misoperation)_x000D_Vibration durability: 10 ~ 55Hz, single amplitude 0.375mm, 3 directions, each 2h_x000D_Malfunction: 10 ~ 55Hz, single amplitude 0.15mm, 3 directions, each 10min_x000D_Impact durability: 300m/s2, 6 directions, 3 times each _x000D__x000D__x000D_Package list:_x000D_1 * Counter_x000D__x000D_Note:_x000D_The actual product color may deviate from the photo due to light._x000D_There may be a slight deviation in the measurement of product. 1The product is equipped with LCD display and the reading is clearer. 2This product count accurately and reliably. 3This is a digital counter, no mechanical wear, long service life, instead of electromagnetic counter. 4Lithium batteries are built-in. The theoretical life of the batteries can be as long as three years and the memory time is long. 5Standard panel installation model, easy to install.