Metal Keypad - 12 Keys - USB - Numeric Keypad: Computers & Accessories. Buy Metal Keypad - 12 Keys - USB - Numeric Keypad: Keyboard & Mouse Combos - ✓ FREE DELIVERY possible on eligible purchases. SUS304 stainless steel material 。 With 12 keys 。 USB interface 。 Industrial grade numeric keypad 。 Deliver by DHL/UPS/FEDEX from China 。 IMPORTANT: 。 Our keyboard is customizable, please contact us for specific layout and interface which you need. 。 The lead time is about 8 working days. 。 。 Type: Back panel mounting numeric keypad. 。 Number of keys: 2 keys. 。 Dimensions: (Please refer to the drawing pic) 。 Front panel: 76.5*92 mm. 。 GW: 0.4 KGS. 。 Material: SUS304 stainless steel and aluminium alloy. 。 Layout: Different languages are available. 。 Lettering: Etching and inking, lettering by laser is optional. 。 Key contact technology: Gold on gold (metal dome). 。 Key travel: Approx. 0.45mm. 。 Actuation force: 0.6- .2 N. 。 Interface (connection): USB or PS2.。 Supply Voltage: +5V DC +/-5%. 。 。 Operating temperature: 0℃ ~ +60℃. 。 Storage temperature: -30℃ ~ +70℃. 。 Relative humidity: 30%~90%. 。 CE, FCC and RoHS Compliant. 。 Lifespan: More than 0 million operations per key. 。 OS support:DOS/Windows XP/WIN7/WIN8/WIN0, Andriod, Linux,Mac,etc. 。 MTBF >50000H 。 MTTR 。 。 。
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