10Pcs 3x4 Matrix Array Membrane Switch Keypad, 69.2*76.9mm, 12 Key Microcontroller Extended Keyboard for Arduino

10Pcs 3 x 4 Matrix Array Membrane Switch 69.2*76.9mm Keypad Keyboard 3x4 12 Key Matrix Array Membrane Switch Microcontroller Extended Keyboard 7Pin Dupont for Arduino

10Pcs 3x4 Matrix Array Membrane Switch Keypad, 69.2*76.9mm, 12 Key Microcontroller Extended Keyboard for Arduino

Key Features

• ✅ Category: PET silver paste printing circuit, Circuit level: 35V (DC), 100mA, 1W, Standard square resistance: 50mQ/mouth/mil
• ✅ Contact resistance: 10-500Q (varies with lead length and material), Insulation impedance: 100MQ 100V, Dielectric withstand voltage: 250VRms (50-60Hz1min)
• ✅ Contact jitter time: 5ms,Operating pressure: Metal shrapnel type 220-350g, Switch stroke: metal spring type 0.6-0.8mm
• ✅ Storage temperature:+15 C-35 C, Storage humidity: 70% -90%, Test temperature: -0 C -+60 C 16H, Test humidity: 70% -90%
• ✅ Vibration: 20G's msx (10-200HZ, MIL-STD-202, M204, Condition B), Line thickness: 0.13MM, Service life: Film butt

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