Product Description: Anti Riot stainless steel track ball, the ball and roller are designed with high quality and wear-resistant stainless steel materials, the mold is matched with precision and accuracy, and the surface treatment is beautiful and generous. Waterproof (can work normally in outdoor rainy days), dustproof, explosion-proof and corrosion-proof;

Environmental adaptability:
1. Operating temperature: - 10 ℃ to + 50 ℃
2. Storage temperature: - 30 ℃ to + 80 ℃
3. Relative humidity: 30-95% (no condensation)
4. Atmospheric pressure: 50-110kpa
5. Salt spray test: 96 hours, iec60512-6
6. 40 ℃ high tide humidity test: 21 days, iec60512-6
7. High drying test at 85 ℃: 10 days, iec60512-6

Electrical parameters:
1. Working voltage: DC + 5V + / - 5%
2. Working current: 10mA
3. Electromagnetic radiation: EN50081-1
4. Electromagnetic immunity: en50082-1
5. EMC standard: 89 / 336 / EEC en55022:1988 + a1:2003 en55024:1988 + A1:2001 + a2:2003
6. Expected service life: > 5 years

Reliability:

Feature Of Metal Numeric Keypad

• Material: super quality SUS304 stainless steel.
• 65 keys Industrial kiosk standard PC-Keyboard.
• PS/2 and USB interfaces are available, No driver needed, plug and play.
• Electro Carbon-on-Gold PCB key switch technology.
• Laser engraved characters for excellent durable.
• Rear aluminum panel w/hole mounting solution
• All international language lay-out are optional.

• dust-proof,water-proof,vandal-proof, anti-rusty,anti-corrosive