High precision, steady performance and easy operation. Dual LED nixie tube digits for display, clear for reading. The device has purposes of clearing zero amp; PV modification. Work with different stress sensor and weight sensor. Suitable for for weight control, auto accumulation/mean for up/down batch control, etc. MYPIN Digital Weighing Controller Load-cells Indicator 2 Relay Output 4 Digits Model: LM8-RRD(4 Digits) Display: LED Display Power Supply: LM8-RRD: 220V/110V AC; LH86-RRD: 90-260V AC/DC Accuracy: LM8-RRD: 0%Fahrenheit;2dgt; LH86-RRD: 0%Fahrenheit;2dgt Power Consumption: le;5VA Sampling Rate: LM8-RRD: le;16 times/second; LH86-RRD: 16-128 times/second Input: Regular: mV(Load Cell), 1-4 pcs Load Cell Output: 2 RELAY Relay: Open Contract 250V AC 3A or 30V DC 3A COSφ=1 Auxiliary Power: DC 5V Item Size: 95 x 85 x 46mm / three x 3 x 1 Item Weight: LM8-RRD: 258g / 9; LH86-RRD: 188g / 6 color: black Material: plastic + metal Package Contents: 1 * Weighing Controller 2 * Bracket 1 * User Manual (English) Only the above kit content, assorted merchandise are usually not included. Note: Light taking pictures and assorted reveals could cause the colour of the object in the photograph somewhat varied from the real thing. The measurement allowed error is +/- 1-3cm.